Availability
S&S Cycle offers MK-Series Performance crankcases for a variety of Harley-Davidson Touring and Softail street bikes from 2017 and up. These assembly replacements enable you to build massive power easily and reliably, particularly with M8 engines, and stock cases can't provide the necessary quality base. MK-Series crankcases are designed to allow for larger bores, scrape more oil than stock, have a larger volume sump, and fit in a stock frame without modification. Order the model recommended for your application.
Not Yet Reviewed
$2,499.95
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$2,849.95
Chevrolet Performance cast iron Vortec cylinder heads will fit 1958 and later small block Chevy engines, and offer a 20 to 40 hp increase over earlier cast iron small block heads. Features include fast burn combustion chambers, and a high-velocity port design. They require the use of a Vortec-style intake and self-aligning rocker arms, and come complete with valves, springs, and retainers.
( 6 )
$1,258.33
Bolt some serious power into your ride with a BluePrint GM 383 c.i.d. 436 hp dressed Stroker long block crate engine. They're built from the ground up to provide a reliable 436 hp and 443 lbs.-ft. of torque to power your street rod, musclecar, or any other project that needs serious power. Each engine is hand-assembled and precision-balanced to ensure it will run smooth and strong for years to come. Three models are available; compare options and order the engine that best fits your needs. Product features and specifications: * 4-bolt main block * New cast crankshaft * Hypereutectic pistons * Chevy heavy beam rods with 150,000 psi bolts * Moly rings * Balanced rotating assembly * Melling high-volume oil pump * Hydraulic roller lifter camshaft * .544 intake / .555 exhaust * 230 intake / 236 exhaust duration at .050 * 110 degree lobe separation * Heavy-duty double roller timing set * Aluminum cylinder heads * Hardened retainers and springs * Swirl polished intake and exhaust valves * Hardened pushrods * Dual plane satin finish intake manifold * Carburetion * Distributor, plug wires and plugs * New valve covers * Dyno tested—and shipped with results
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$7,049.00
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$8,099.00
BluePrint Engines offers Ford 408 c.i.d. 450 hp Stroker base crate engines—with or without carburetor, distributor, and intake manifold. Here are the basic features and specs: * Horsepower and torque: 450 hp / 470 lbs.-ft. * Compression ratio: 9.8:1 * Hydraulic roller cam * New cast steel crankshaft * Forged pistons * Forged I-beam 6.200 in. connecting rods * Hand-picked seasoned block * Square and parallel decked * Line honed main bearing bore * Cylinders honed on computer-controlled machine to within .0002 straightness and roundness * Cylinders are sonic tested for thickness * 4-bolt main * 4.000 in. bored * One-piece rear main seal * Mech fuel pump provision: Yes * 4.000 in. stroke * External 28 oz. balance front and rear -- CYLINDER HEADS: * Aluminum cylinder heads * 60cc chamber * 2.02 in. intake/1.60 in. exhaust valves * 90cc intake/65cc exhaust runners -- CAM SPECS: * Roller * .579 Intake / .579 Exhaust * 236 Intake / 248 Exhaust duration @ .050 - 114 degree lobe separation -- IGNITION TIMING: * 34 degrees total at 3500 rpm -- ALSO INCLUDES: * Oil pan, dipstick, timing cover and valve covers * Dyno tested and shipped with results * Some models also include carburetor, distributor, and intake manifold
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$7,799.00
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$8,749.00
Complete your perfect build with a BluePrint 350 c.i.d. Cruiser fully dressed crate engine with fuel injection. The engine makes up to 18 in. of vacuum and works with power brakes, stock torque converter, stock gearing--and runs great on 87 octane fuel, which makes it excellent for daily drivers and cruising! Three models are available; compare options and select the engine that best fits your needs. Details and specs: * 341 hp / 371 lbs.-ft. * Compression ratio: 9.0:1 * Aluminum heads * Hydraulic roller cam * Cast iron crankshaft * Hypereutectic pistons Block: * New BluePrint cast iron block * 4-bolt main * 4.000 in. bore * One-piece rear main seal * Mechanical fuel pump provision * Passenger side dipstick * Drilled and tapped for clutch linkage Rotating assembly: * Cast iron crankshaft * 3.480 in. stroke * Forged 5.700 in. connecting rods * Hypereutectic pistons * Internal front / external rear engine balance Cylinder Heads: * BluePrint aluminum cylinder heads (H8002K) * 64cc chamber * 2.02 in. intake / 1.60 in. exhaust valves * 195cc intake / 75cc exhaust runners Cam specs: * .477 intake / .471 exhaust * 202 intake / 212 exhaust duration @ .050 - 115-degree lobe separation Ignition timing: * 32 degrees total at 3,500 rpm Also includes: * Valve covers * Oil pan * Timing cover * Aluminum intake * HEI distributor * EFI system * Dyno test results shipped with engine
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$6,549.00
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$8,949.00
Summit Racing™ Pro LS forged steel crankshafts deliver industry-leading fit, finish, and durability at an affordable price. Order the model recommended for your year/make and engine application. Check out the long list of premium features: * 4340 forged steel * Tested to over 1,200 hp in boosted applications * Core hardened to optimum strength, then tempered to remove stresses * Nitride hardened, which results in less distortion, excellent case depth, and more fatigue life * Profiled counterweights reduce windage * Precision stroke and indexing * Lightening holes are drilled in the rod journals for quicker engine acceleration * Gun-drilled Main Journals for quicker engine acceleration * Each crank is magnetic particle tested to ensure it's free of flaws * Large radius fillets for increased strength, narrowed rod bearings for reduced friction * Straight shot oiling for maximum lubrication just prior to maximum load angle * Maximum journal tolerances of +/- .0001 in. ensure consistent bearing clearance * Micro-polished journals with chamfered oil holes for maximum durability and bearing life * Optimized counterweight placement for reduced twisting at high RPM and ease of balancing * High-quality reluctor rings are installed with precision fixturing * Extra 3/16 in. front keyway for blower cars
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$839.99
BluePrint Engines GM 454 C.I.D. 460 HP Cruiser Dressed Long Block crate engines are available in three different models—two with complete front accessory drives. All models deliver 460 hp and 479 lbs.-ft of torque; and feature aluminum heads, hydraulic roller cam, forged crank, hypereutectic pistons, and a compression ratio of 9.85 to 1. Additional specifications include: * BLOCK: NEW BluePrint Cast Iron Block, 454 BBC Manufactured and Machined in the USA 4-Bolt Main 4.250 in. Bore 1-Piece Rear Main Seal Mech fuel pump provision: Yes Standard Deck * ROTATING ASSEMBLY: New BluePrint Forged Crankshaft 4.000 in. Stroke, 4.250 in. Bore 6.135 in. connecting rods with 150,000 psi bolts Hypereutectic pistons External * CYLINDER HEADS: BluePrint Aluminum Cylinder Heads 119cc chamber 2.30 in. intake/1.88 in. exhaust valves 316cc intake/124cc exhaust runners Cylinder heads feature a .300 in. raised exhaust port vs. an OEM casting Must verify header/exhaust clearance * CAM SPECS: Cam Type: Roller .501 Intake .510 Exhaust 216 Intake / 228 Exhaust duration @ .050 - 112 degree lobe separation * IGNITION TIMING: 10-16 degrees initial and total timing 32-36 degrees at 3,500 rpm * ALSO INCLUDES: Intake Manifold single plane, satin aluminum 750cfm Carburetor Valve covers, oil pan and timing cover Dyno test results shipped with engine 30 month / 50,000 mile warranty * NOTES: This engine is an excellent cruiser and daily driver engine. This engine makes up to 15 in. of vacuum, and is designed to work excellent with power brakes, stock torque converter, stock gearing, and run on 87 octane fuel. Features External 42.5 oz. imbalance. Recommend GM flywheel 14096987, or TCI flexplate 399973. INCLUDED ONLY WITH MODEL BP454CTCK: * Installed polished complete front accessory drive system with A/C, P/S, WP, all belts and pulleys. INCLUDED ONLY WITH MODEL BP454CTCKB: * Installed black complete front accessory drive system with A/C, P/S, WP, all belts and pulleys.
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$9,949.00
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$12,049.00
BluePrint Engines GM 350 C.I.D. 390 HP Dressed Long Block crate engines are available with fuel injection—and base or deluxe carbureted models. SPECIFICATIONS FOR ALL MODELS INCLUDE: * HP and Torque: 390 hp / 410 lbs.-ft. * Compression Ratio: 9.2:1 * Aluminum Heads * Hydraulic Roller Cam * Cast Iron Crankshaft * Hypereutectic Pistons * BLOCK: NEW BluePrint Cast Iron Block Manufactured and Machined in the USA 4-Bolt Main 4.000 in. Bore 1-Piece Rear Main Seal Mech fuel pump provision: Yes Passenger Side Dipstick Drilled and tapped for clutch linkage * ROTATING ASSEMBLY: Cast Iron Crankshaft 3.480 in. Stroke Forged 5.700 in. connecting rods Hypereutectic pistons Internal Front/ External Rear engine balance * CYLINDER HEADS: BluePrint Aluminum Cylinder Heads 64cc chamber 2.02 in. intake/1.60 in. exhaust valves 195cc intake/75cc exhaust runners * CAM SPECS: Cam Type: Roller .495 Intake .502 Exhaust 220 Intake / 224 Exhaust duration @ .050 - 114 degree lobe separation * IGNITION TIMING: 32 Degrees Total at 3,500 rpm * ALSO INCLUDES: Valve covers Oil pan Timing cover Aluminum intake HEI distributor Dyno test results shipped with engine 30 month / 50,000 warranty INCLUDED ONLY WITH FUEL INJECTION MODEL BP3505CTF: * EFI system INCLUDED ONLY WITH BASE CARBURETED MODEL BP3505CTC: * 670 cfm carburetor INCLUDED ONLY WITH DELUXE CARBURETED MODEL BP3505CTCD: * Harmonic balancer * Spark plugs * Spark plug wires * Standard Rotation Long Style Water Pump * Waterneck and Thermostat * Fuel Pump * 670 cfm carburetor
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$5,699.00
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$6,749.00
ATK Marine Engines offers premium-quality rebuilt long block engines specifically for boating applications. These engines are designed to deliver maximum performance and long-term durability for your boat. Order the model recommended for your marine application. ATK Marine rebuilt engines include: * Special marine pistons and rings * Special marine camshaft * Marine gaskets * New intake and exhaust valves * New main, rod, and cam bearings * New valve lifters, rocker nuts, and swivels * Heavy-duty double roller timing chains * Cam sprocket * Crank gear * Freeze plugs
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$1,999.50
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$5,542.99
Eagle Street and Strip rotating assemblies consist of name-brand quality components for a wide range of engines at an affordable price. These kits feature a crankshaft, pistons, piston rings, rod and main bearings, and connecting rods. Based on your application, balanced assemblies are also available. Order the model designed for fitment on your year/make vehicle and engine application.
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$1,074.99
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$3,839.99
Classic Ford 302 stock drop-in long block crate engines from ATK High Performance are shipped to you fully dressed. These are basic stock engines with moderate horsepower and torque based off the 80-86 Ford 302 engine. These engines typically make about 240 horsepower on the dynamometer. Additional specs: * Block: seasoned OE roller block * Bore/Stroke: up to 4.060 x 3.000 * Displacement: 302 c.i.d. * Crankshaft: OE Ford cast late model crankshaft (50 oz. imbalance) * OE steel connecting rods 5.4 in. stock bolts * Pistons: hypereutectic * Piston rings: moly rings * Compression Ratio: 8.5:1 * Camshaft: hydraulic flat tappet * Camshaft specifications: OE stock * Camshaft bearings installed and blocked to OEM position * Cylinder heads: OE cast iron * Freeze plugs: brass installed and sealed * Rocker arms: stamped steel 1.5 ratio * Oil galley plugs: installed and sealed * Oil pan: OE 5 qt. front sump * Weight: 430 lbs. * For engine break-in please follow the ATK break-in procedure that is included with the engine.
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$3,998.99
BluePrint Engines Ford 302 c.i.d. Bronco Edition 365 hp long block crate engines are available with a carbureted or fuel injected system. The base dressed engines are loaded with impressive features: DESCRIPTION: * Horsepower and torque: 365 hp / 365 lbs.-ft. * Compression ratio: 9.5:1 * Aluminum heads * Hydraulic roller cam * Cast steel crank * Hypereutectic pistons BLOCK: * NEW BluePrint cast iron block * 4-bolt main * 4.000 in. bore * 1-piece rear main seal ROTATING ASSEMBLY: * Cast steel crankshaft * 3.000 in. stroke * OEM type 5.090 in. connecting rods * Hypereutectic pistons * 50 oz. external balance CYLINDER HEADS: * BluePrint aluminum cylinder heads - HP9009 * 60cc chamber * 2.02 in. intake/1.60 in. exhaust valves * 190cc intake/60cc exhaust runners CAM SPECS: * Cam type: Roller * .533 Intake / .544 Exhaust * 215 Intake / 220 Exhaust duration * @ .050 - 114 degree lobe separation IGNITION TIMING: * 10-16 degrees initial, 32-34 total ALSO INCLUDES: * Bronco script valve covers * Harmonic balancer * Dual plane satin aluminum intake manifold * 600 cfm carburetor (model BP302MAXCTC) …. Or …. EFI system (model BP302MAXCTF) * Distributor * Painted oil pan NOTES: * Painted Ford Blue * Recommended break in oil for your BluePrint crate engine: BPP710 * Not for EGR * Engine timing cover is designed for standard rotation water pump ONLY * Valve cover breather not included. BluePrint Engines recommends PN B6AZ-6766-B * On EFI model: Holley Sniper EFI is NOT compatible with AOD trans. It does NOT have AOD kickdown lever.
Not Yet Reviewed
$7,549.00
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$8,599.00
Summit Bucks
AFR 195cc SBC Eliminator Street Heads are fully CNC-machined (combustion chamber, intake, and exhaust ports) and available in your choice of straight or angled plug versions. AFR 195cc heads feature a 75cc or 65cc combustion chamber with a 64cc exhaust port and a 3/4 in. thick head deck (ideal for nitrous or blower applications). Standard valves are lightweight 8mm, 2.050 in. intakes (competition versions are 2.080 in.) and 1.600 in. exhausts with AFR's hardened ductile iron interlocking valve seats. The valve springs included are intended for use on roller camshafts. The exceptional flow characteristics of AFR 195cc Eliminators, a 23 degree valve angle, and standard valve spacing make them the perfect street heads for 350 to 400 c.i.d. engines in the 2,000 to 6,500 rpm operating range. They carry CARB #D-250-2 when used on 1969-94 applications with the heat riser. Order the bare or assembled model recommended for your vehicle and engine.
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$2,052.75
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$2,328.90
BluePrint Engines Chrysler 408 c.i.d. 465 hp crate engines sound and run better. BluePrint Engines use an advanced computerized balancer to get their rotating assemblies within 2 grams, ensuring silky smooth power over the entire rpm range. They also include a comprehensive, dyno-generated printout showing the critical specs. No more guessing what your installed engine's real-world peak horsepower and torque ratings are. Any doubters in the crowd? Simply flash them your Blueprint Engines' 408 c.i.d. stroker crate engine dyno results! Features, items, and specs: * Available in 3 levels of dress: Long block base, fully dressed, and drop-in-ready * Long block base model includes oil pan, timing cover, and valve covers * Fully dressed model includes long block components, plus carburetor, intake manifold, distributor, and harmonic balancer installed * Drop-in-ready model includes fully dressed components, plus water pump, air cleaner, spark plugs, and spark plug wires * Aluminum cylinder heads: 58cc chamber; 2.02 in. intake/1.60 in. exhaust valves; 176cc intake/75cc exhaust runners * Roller cam: .544 intake; .541 exhaust; 236 intake/242 exhaust duration at .050--110 degree lobe separation * Cast steel crankshaft: 4.000 in stroke; OEM-type 6.123 in. connecting rods with 150,000 psi bolts; forged pistons; external balance * Hand-picked, seasoned block: Square and parallel decked with precision-machined and sonic-tested cylinders, 2-bolt main, 4.000 in bored and .040 in. over, 2-piece rear main seal, and mechanical pump provision * 34 degrees total at 4,000 rpm ignition timing * Brass freeze plugs * Recommended fuel: 91 octane
( 1 )
$8,599.00
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$9,649.00
Eagle street performance rotating assemblies offer the perfect balance of strength, performance, reliability, and affordability. They include a cast steel crankshaft, Eagle "SIR" I-beam connecting rods, Silv-O-Lite claimer pistons, Perfect Circle rings, and Performance Street bearings. The kits are only available balanced. Eagle street performance rotating assemblies are the perfect choice for engines up to 500 hp. Order the model designed for your year, make, and engine application.
( 23 )
$1,071.99
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$1,440.99
Summit Bucks
If you need the world's finest high performance street/strip small block Ford heads, then check out AFR's 185cc emissions-legal Renegade Street cylinder heads (CARB E.O. #250-3). With lightweight 8mm, 2.020 in. intake valves and 1.600 in. exhaust valves, combustion chamber volumes of 58 or 72cc, and 68cc exhaust ports, AFR's 185cc Ford cylinder heads are designed for 302-351 c.i.d. engines operating from 1,500 to 6,500 rpm. A 3/4 in. thick head deck makes the AFR heads ideal for nitrous or blower applications. These heads will not accept rail rocker arms, and hardened push rods are required on models designed for stud mount rocker arms.
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$2,049.60
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$2,328.90
March Performance Style Track serpentine systems are created with a combination of high style and low price that will find favor among car enthusiasts everywhere. The systems have a unique, easy-to-use belt tension adjustment tool. Once the belt tension has been set, the adjustment tool is easily removed and stowed away until the next time that the belt requires adjustment. Nearly 150 models are available, designed for fitment on specific applications. Assembly options include with or without power steering pump or A/C compressor; crankshaft pulley finish; bolt hole quantity; and water pump material. Order the replacement serpentine system recommended for your vehicle.
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$992.99
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$3,624.99
On Sale
Deliver power-building airflow to your engine with Summit Racing™ Vortec cast iron cylinder heads. These heads outflow the early model small Chevy heads with wide-open intake runners, efficient combustion chambers, and a high-performance valve job. They are made from a strong cast iron alloy that makes them less brittle than comparable Vortec heads on the market. For performance and great value, select the Summit Racing™ Vortec cast iron cylinder heads preferred for your build.
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$649.99
$599.99
Eagle competition rotating assemblies consist of name-brand quality components for a wide range of engines at an affordable price. Depending upon your selection, these kits may feature a crankshaft, pistons, piston rings, rod and main bearings, or connecting rods. Balanced assemblies are also available. Order the model designed for fitment on your year/make vehicle and engine application.
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$1,943.99
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$4,343.99
BluePrint Builder Series 347W/415HP Standard Edition EFI crate engine and 4R70W transmission combos take the guesswork out of matching up an engine and transmission for your ride. Featuring a fuel injected Ford small block-compatible 347 (c.i.d.) engine that produces 415 horsepower, this standard edition builder series includes a polished pulley kit and 4R70W automatic transmission. The aluminum BluePrint Engines cylinder heads help produce a nice 10.0:1 compression ratio, with assistance from the hydraulic roller camshaft, forged pistons, and steel crankshaft. Altogether, this assembly produces 415 lbs.-ft. of torque. When you need or want a new powertrain for your Blue Oval ride, go with the authority in crate engines and their BluePrint Builder Series 347W/415HP Standard Edition EFI crate engine and 4R70W transmission combos. Other product features, items, and specifications include: Block: * New BluePrint high-strength cast iron * Increased deck thickness and strength webbing * Priority main oiling * Main caps are 4-bolt * Improved water jacket design * One-piece rear main seal Rotating Assembly: * Cast steel crankshaft * Stroke – 3.400 in. * Forged I-beam 5.400 in. connecting rods * Forged pistons * Externally balanced BPP28 harmonic balancer Cylinder Heads: * BluePrint HP9009 models * Chamber – 60cc * Valves are 2.020 in. intake and 1.600 in. exhaust * Exhaust runners are 190cc intake and 65cc exhaust Camshaft: * Hydraulic roller * Intake valve lift – 0.543 in. * Exhaust valve lift – 0.554 in. * Intake duration at 0.050 in. of lift – 218 * Exhaust duration at 0.050 in. of lift - 226 * Lobe separation angle (LSA) – 112 degrees Ignition Timing * Initial is 10-16 degrees * Will be 34 degrees total at 3,500 rpm * Total is 32-34 degrees * Firing order is 1-3-7-2-6-5-4-8 Complete 4R70W Transmission Package (built to 650 horsepower): * Electronic transmission controller and TPS harness for integration with controller and EFI * Torque converter with 2,200 – 2,600 rpm stall * Flexplate * Starter * This is a 4-speed overdrive transmission with lockup * Gear ratios are 2.84:1 (first), 1.55:1 (second), 1.00:1 (third), 0.70:1 (overdrive), and 2.32:1 (reverse) Other Components: * Dual plane aluminum intake manifold with satin finish * Complete fuel injection system * Pro Billet distributor * Mustang-style valve covers * Oil pan with 7-quart capacity * Complete front accessory drive includes A/C, power steering, alternator, water pump, belts, and pulleys * BPP7938 NGK BKR5E spark plugs (0.750 in. reach, 14mm thread pitch, 5/8 in. hex, 0.035 in. gap) Note: Factory 5 applications are a special order (must call). Recommended fuel is 91 octane. Recommended oil is non-synthetic 10W30. Not designed for EGR compatibility.
Not Yet Reviewed
$20,949.00
Summit Bucks
For the ultimate small block Ford street car, consider AFR 165cc SBF Renegade 20 degree street heads. Unlike some aftermarket heads, AFR's Ford cylinder heads (CARB E.O. # D250-3) fit all of your stock components; no special parts are required! With lightweight 8mm, 1.900 in. intake valves and 1.600 in. exhaust valves, combustion chamber volumes of 58 and 60cc, and 68cc exhaust ports, these emissions-legal aluminum cylinder heads are perfect for 289 and 302 engines operating from idle to 6,000 rpm. A 3/4 in. thick head deck makes the heads ideal for nitrous or blower applications. Renegade cylinder heads will not accept rail rocker arms, and hardened pushrods are required on models designed for stud mount rocker arms.
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$2,328.90
BluePrint Builder Series 383/436HP Standard Edition EFI crate engine and 700R4 transmission combos take the guesswork out of matching up an engine and transmission for your ride. Featuring a fuel injected Chevy small block-compatible 383 (c.i.d.) engine that produces 436 horsepower, this standard edition builder series includes a polished pulley kit and 700R4 automatic transmission. The aluminum BluePrint Engines cylinder heads help produce a nice 10.0:1 compression ratio, with assistance from the hydraulic roller camshaft, hypereutectic pistons, and steel crankshaft. Altogether, this assembly produces 443 lbs.-ft. of torque. When you need or want a new powertrain for your GM ride, go with the authority in crate engines and their BluePrint Builder Series 383/436HP Standard Edition EFI crate engine and 700R4 transmission combos. Other product features, items, and specifications include: Block: * New BluePrint cast iron * Bore is 4.000 in. * Main caps are 4-bolt * One-piece rear main seal Rotating Assembly: * Cast steel crankshaft * Stroke – 3.750 in. * OEM-style 5.700 in. connecting rods * Hypereutectic pistons * Weighted 8 in. harmonic balancer (BPP400L) Cylinder Heads: * BluePrint H8002K performance models (0.500 in. raised port vs. OEM) * Chamber – 64cc * Valves are 2.020 in. intake and 1.600 in. exhaust * Exhaust runners are 195cc intake and 75cc exhaust Camshaft: * Hydraulic roller * Intake valve lift – 0.544 in. * Exhaust valve lift – 0.555 in. * Intake duration at 0.050 in. of lift – 230 * Exhaust duration at 0.050 in. of lift - 236 * Lobe separation angle (LSA) – 110 degrees Ignition Timing * Initial is 10-16 degrees * Total is 32-34 degrees * Firing order is 1-8-4-3-6-5-7-2 Automatic Transmission Package: * Complete 700R4 package * Torque converter with 2,200 – 2,400 rpm stall * Weighted flexplate (one-piece, RMS) * Starter * Due to numerous tire/rear gear combinations, this transmission does not ship with a speedometer gear or sender housing Other Components: * Dual plane aluminum intake manifold with satin finish * Complete EFI system with pump kit * Spark plugs and wires (with separators) * Valve covers, oil pan, and timing cover * Oil filter * Front accessory drive with polished finish (includes A/C and power steering) * BPP7938 NGK BKR5E spark plugs (0.750 in. reach, 14mm thread pitch, 5/8 in. hex, 0.035 in. gap) * Thermostat and housing Note: Factory 5 applications require a special order (please call). Recommended fuel is 91 octane. Recommended oil is BPP710. Not designed for EGR compatibility.
Not Yet Reviewed
$17,999.00
Summit Bucks
AFR 290cc oval port Magnum BBC cylinder heads feature 100 percent CNC porting on the exhaust, intake, and combustion chambers to provide the ultimate in oval port performance. They produce tremendous airspeed and are ideal for 396-509 cu. in. engines. These heads feature AFR's trademark 3/4 in. deck, reinforced rocker stud bosses, and thick, rugged castings. They're available bare or fully assembled with one-piece stainless steel valves, double valve springs, steel locks, retainers, and guideplates. The cylinder heads also have high-flowing 3/8 in. raised exhaust ports for better performance. Choose the model best suited for your vehicle application.
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$3,508.05
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$4,139.10
BluePrint Builder Series LS376/530HP Standard Edition EFI crate engine and 4L65/70E transmission combos take the guesswork out of matching up an engine and transmission for your ride. Featuring a fuel injected Chevy LS small block-compatible 376 (c.i.d.) engine that produces 530 horsepower, this standard edition builder series includes a choice of black or polished pulley kits and 4L65/70E automatic transmission. The aluminum BluePrint Engines cylinder heads help produce a nice 10.7:1 compression ratio, with assistance from the hydraulic roller camshaft, hypereutectic pistons, and nodular iron crankshaft. Altogether, this assembly produces 495 lbs.-ft. of torque. When you need or want a new LS powertrain for your ride, go with the authority in crate engines and their BluePrint Builder Series LS376/530HP Standard Edition EFI crate engine and 4L65/70E transmission combos. Other product features, items, and specifications include: Block: * New Cast Iron 6.2L * Main caps are 6-bolt * One-piece rear main seal * Reluctor wheel – 58x * Cam sensor – 4x (in timing cover) * Knock sensor provision on side Rotating Assembly: * Nodular iron crankshaft * Stroke – 3.622 in. * Connecting rods (6.098 in.) with 150,000 psi bolts * Hypereutectic pistons * Internally balanced * Non-weighted harmonic balancer Cylinder Heads: * BluePrint PS8015 models * Chamber – 72cc * Valves are 2.165 in. intake and 1.600 in. exhaust * Exhaust runners are 259cc intake and 102cc exhaust Camshaft: * Hydraulic roller * Intake valve lift – 0.612 in. * Exhaust valve lift – 0.585 in. * Intake duration at 0.050 in. of lift – 225 * Exhaust duration at 0.050 in. of lift - 238 * Lobe separation angle (LSA) – 113 degrees * Intake centerline – 110 degrees Ignition Timing * Firing order is 1-8-7-2-6-5-4-3 Assembled 4-speed Transmission Package: * Complete 4L65/70E package with electronic transmission controller * Torque converter with 2,200–2,400 rpm stall * Non-weighted flexplate * Starter Other Components: * Holley Terminator X Max Gen IV complete EFI engine management system, and DBW (Drive-By-Wire) pedal kit * DBW throttle body * GM Muscle-car Swap oil pan * Loaded intake manifold * Fuel injectors (EV6 type) and rail * Coil packs * Spark plugs and wires * Water pump * Complete front accessory drive includes A/C, power steering, alternator, water pump, belts, and pulleys * Champion 3015 spark plugs (0.040 in. gap) Note: BluePrint highly recommends their BPPLS01013 air intake kit to ensure proper MAF calculations (same used on Dyno). Recommended fuel is 91 octane. Recommended oil is BPP710.
Not Yet Reviewed
$22,699.00
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$23,049.00
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