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Callies Mopar engine blocks are Officially Licensed Mopar products. Together with Energy, Callies will manufactured and distribute cast iron engine blocks and components. All parts manufactured will carry authentic Mopar part numbers and be produced from original Mopar molds, cores, and engineering data. The Mopar blocks are being offered in different bore sizes in finished and RoughBore (RB) versions.
Not Yet Reviewed
$6,039.00
$5,435.10
These RHS LS bare race blocks are designed to meet the needs of today's high performance engine builders and racing enthusiasts. These blocks are available in standard and tall deck height combinations and are engineered for maximum clearance around a 4.600 in. stroke crankshaft. With their unique design, RHS engineers were able to minimize windage in the rotating assembly, leading to superior engine lubrication at higher rpm. To make them friendly for existing race applications, these blocks contain both factory and motor plate race mounts for Gen I, II, III, and IV engines. RHS LS bare race blocks each receive a CT scan to ensure maximum performance and consistency. Standard features include: * Designed from aircraft-quality A357-T6 aluminum * Siamese cast bore walls (4.125 in. or 4.165 in. diameter) with press-in cast iron sleeves * Machined with 55mm cam bearing journal * Available in standard (9.240 in.) and tall (9.750 in.) deck heights with beefy deck thicknesses (.500 in. standard/.750 in. tall deck); standard (5.87 in.) and tall (6.38 in.) deck cylinder sleeves are available * 6 head bolt design with full water jacket around the cylinders' walls; large windows in the valley allow access to an inboard 6th head bolt * Block design includes large front and rear AN-12 side feeds for serious dry sump setups * Material for oversized lifters with lifter bosses that are designed to clear tie bar style lifters
Not Yet Reviewed
$6,575.95
Designed from a clean slate approach, Dart now offers the Iron Eagle Mopar Gen III cast iron bare blocks that address the shortcomings of the Hemi Gen III platform, and are the ideal candidate for hot rodders, drag racers, circle track competitors, off-roaders, and high performance marine enthusiasts. By utilizing conventional style main caps with Gen III rotating assemblies and related components, Dart has addressed the windage and oil control problems, along with revising the cooling and oiling passages for improved flow. Non-VVT and VVT version offerings are available. Get everything you ever wanted out of your Gen III Hemi engine with the Iron Eagle Mopar Gen III cast iron bare blocks by Dart! Key features of Dart Iron Eagle Gen III Hemi cast iron engine blocks: * Manufactured from superior strength cast iron * Priority main oiling system with two lifter crossovers and restrictor provisions * Siamese cylinder bores with extra thick walls * Extra-thick decks ensure reliable head gasket seal * Blind head bolt holes available in 7/16 in. standard or 1/2 in. upgrade * Scalloped water jackets increase flow around cylinders for better cooling * Clearance for 4.050 in. stroke with steel rods * Billet steel 4-bolt main caps 1-5, center 3 main caps splayed * Main studs standard * Gen III Hemi style motor mounts * Provisions for OE stock roller lifters and cam * Uses stock timing covers * All OE bolt holes for starter, water pump, etc. * Block can be machined for VVT or non-VVT camshafts * Parts kit included (32000050 for non-VVT, or 32000051 for VVT); note parts kits do not include cam bearings
Not Yet Reviewed
$5,499.99
Chevrolet Performance LSX Bowtie engine blocks are designed for the advanced competition engine builder. They feature Siamese cylinder bores and a semi-finished deck height. The blocks can accept a maximum stroke of 4.250 in., a maximum bore of 4.250 in., and can support displacements of 454 cu. in. or more. LSX Bowties feature cast iron construction with an orange powdercoat finish. They accept all Gen III and IV LS-style cylinder heads, crankshafts, camshafts, and other components. Order the model with deck height and other options needed for your application. Additional features and specs include: * Front oil feed lines that can be plugged or restricted for mechanical flat tappet or mechanical lifter applications * Can be safely machined to 9.200 in. deck height * 1054 billet steel 6-bolt main bearing caps * 6-bolt cylinder head bolt pattern * Cam bores that can be machined to accept 60mm roller bearings * Can be machined for larger diameter lifters * External oil pump feed at the rear * Added 7th transmission bolt hole to work with early-style GM transmissions * Can accept a front motor plate for racing use * Threaded freeze plugs that can be used for external heaters or coolers * Windowed main bulkhead
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$5,290.10
Dart aluminum big block V8s deliver big power in a lightweight package. And, based on the Chevrolet big block V8 design, Dart's Big M Big Block Chevy aluminum bare blocks are the strongest, most durable and easiest to build aluminum blocks available--making them a top choice for serious competition! Dart Big M Big Block Chevy Aluminum Bare Block features: *Cast from virgin 355-T61 aerospace alloy for superior strength and integrity * Standard 9.800 in. and tall 10.200 in. deck heights available (for stroker engines) * Standard 4.250 in., 4.500 in. or 4.600 in. bore sizes * Ductile iron sleeves with extra thick cylinder walls promote excellent ring seal * Reinforcing ribs strengthen lifter valley bellhousing flange * Inboard valley head stud bosses improve gasket sealing * Priority main oiling system delivers oil directly to the crankshaft bearings to enhance reliability at high engine speeds * Steel 4-bolt main caps with splayed outer bolts for extra strength (ductile iron or aluminum caps are also available) * Dual oil pan bolt patterns fit standard and notched oil pans
Not Yet Reviewed
$6,999.99
Dart engineered the Big M to be the strongest, most reliable, and easiest-to-build big block on the market. Dart Big M2 Pro Series big block Chevy cast iron bare blocks are designed from the ground up as a true racing engine block which can be used with standard off the shelf big block components. The Big M2 is cast from premium high-strength iron and beefed up in all the critical areas. A competition oiling system ensures adequate lubrication to the main bearings at high RPM. With deck heights from 9.600 in. to 11.100 in., a +.600 in. raised cam location, spread oil pan rails and bore sizes up to 4.600 in., the Big M Pro gives you the versatility to build a wide variety of engine combinations.
Not Yet Reviewed
$5,099.99
World Products has made improvements to virtually every area of the new Merlin IV engine blocks—with the goal of producing the most technologically advanced and best-performing iron BBC block available today! New features include thicker main webs for increased strength and thicker cylinder walls which are nominally .310 in. @ 4.600 in. bore. In addition to the standard BBC 9.800 in. and 10.200 in. deck heights, new heights measuring 9.500 in., 9.850 in. and 10.250 in. are now available. The World Products Merlin IV engine blocks are also available with a 2.120 in. BBC cam journal and standard .842 in. lifter bores, or with a 2.283 in. journal for a 55mm Babbitt cam and .904 in. lifter bores. World Products has added a front oil feed for dry sump systems, and relocated the lifter oil feeds and restrictor provisions to the front of the blocks.
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$5,173.48
Ford Performance Parts 351 Aluminum Windsor engine blocks feature cast iron sleeves and are available in 9.2 in. or 9.5 in. deck heights. The 9.2 in. version of Ford's Z351 aluminum Windsor blocks is great for smaller displacement builds without the penalty of a taller deck. Both versions are cast from high strength 356-T6 grade aluminum and use splayed, 4-bolt, steel main caps on number 2-3-4 main bearings. The blocks are user friendly and designed to use conventional Windsor components like cams, timing chains, timing chain covers, oil pans, and oil pumps. With a weight of as little as 106 lbs., they can be nearly 90 lbs. lighter than an iron Ford Performance Parts BOSS 351 block. Additional features include: * 2-bolt main caps on number 1 and 5 main bearings * ARP studs on all inner main caps * ARP bolts on number 2-3-4 splayed outer positions * 4.110-4.115 in. bore as delivered--finish at 4.125 in. * 2.75 in. crankshaft main journal diameter (351C) * 2.9415-2.9425 in. diameter finished main bearing bore * Lifter bores finished 0.8753-0.8768 in. * 2.2032-2.2052 in. diameter cam bearing bores * Use cam bearing PN M-6261-J351 or M-6261-R351 * Wet sump oiling system * Maximum stroke 9.2 in. deck height: 4.000 in. * Maximum stroke 9.5 in. deck height: 4.250 in. * Weight 9.2 in. deck height: 106 lbs. * Weight 9.5 in. deck height: 118 lbs.
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$6,839.99
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$7,409.99
On Sale
A good foundation can make your build a success. Callies Mopar Hellephant engine blocks are Gen III cast aluminum engine blocks officially licensed by Mopar and produced by Callie's sister company, Energy Manufacturing. Start your build with the right "Energy"—a Mopar Hellephant engine block. Hellephant block specs: * A-355 aluminum * 9.25 in. deck height * 6.2/6.4 timing drive, VCT solenoid * Standard lifter pattern, .842 lifter bores * Standard cam bore, bearings installed * Delivered with 4.120 in. bores, require finish honing to 4.125 in. * 4140 q/t billet main caps * 4-bolt M1 and M5, 6-bolt M2 to M4 * M12 head studs available
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$9,364.00
$8,427.60
On Sale
A good foundation can make your build a success. Callies Mopar Drag Pak engine blocks are Gen III cast aluminum engine blocks officially licensed by Mopar and produced by Callie's sister company, Energy Manufacturing. Start your build with the right "Energy"—a Mopar Drag Pak engine block. Drag Pak block specs: * 9.25 in. deck height * 6.1 timing drive, No VCT solenoid * .937 keyway lifter bushings, require finish hone * 60mm RB cam bore, bearings not included * Delivered with 4.120 in. bores, require finish honing to 4.125 in. * 4140 q/t billet main caps * 4-bolt M1 and M5, 6-bolt M2 to M4 * 1/2 in. head studs available
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$10,502.00
$9,451.80
Dart's LS Next2 cast iron bare engine block can elevate your LS Next platform with 9.240/9.450 deck heights, 4.000/4.125 bores, and billet steel main caps. Unleash unmatched strength with 1/2 in. main studs and compatibility for 8CW crankshafts and 1/2 in. head studs. Blocks come machined to accept fully counterweighted crankshafts. Additional details and specs: * Larger 4-bolt billet steel main caps * Priority main oiling system with two lifter crossovers and restrictor provisions * Siamesed cylinder bores with extra thick walls * Cylinder barrels extended .375 in. at the bottom * Extra thick decks ensure reliable head gasket seal * Blind 1/2' head bolt holes * Scalloped water jackets increase flow around cylinders for better cooling * Clearance for 4.100 in. stroke with steel rods * Clearanced for center counterweighted crankshafts * 1/2 in. main studs, with 4 splayed outer bolts on middle main bearing caps * LS style motor mounts * Provisions for OE stock roller lifter and cam * Uses stock timing covers and stock rear cover * All OE bolt holes for starter, water pump, etc. * Driver or passenger side starter mounts * Camshaft location: Standard * Freeze plug type: Brass press-in * Camshaft lifter bore: 0.842 IN * Main bearing type: Chevrolet LS * Main cap type: 4-bolt * Rear main seal type: LS * Engine type: ICE
Not Yet Reviewed
$6,505.39
Dart LS Next aluminum bare blocks are designed from a clean slate approach. They integrate the robust heritage of a traditional Chevy small block with the performance potential of the late model LS engine architecture. By utilizing conventional style main caps and oil pans with LS rotating assemblies and related components, Dart has addressed the LS engine's more noticeable shortcomings on the bottom end—while still supporting high-flow and efficient cylinder heads developed for both the Gen III and IV platforms. Dart LS Next aluminum bare blocks are a real game-changer! Highlight features of the LS Next aluminum bare blocks are: * Cast from premium aluminum alloy * One-piece rear main seal design * Conventional style 4-bolt steel main caps * Available in deck heights from 9.240 in., 9.450 in., and up to 9.800 in. * Extra-thick decks ensure reliable head gasket seal * Blind head holes available in 7/16 in. or 1/2 in. * Scalloped water jackets increase flow around cylinders for better cooling * Clearance for 4.100 in. stroke with steel rods * Must be clearanced for fully counterweighted crankshafts * Splayed outer bolts on middle main bearing caps * Provisions for OE stock roller lifters and cam * Uses stock timing covers and stock rear cover * All OE holes for starter water pump, etc. * Skirted and non-skirted design available * Driver or passenger side starter mounts (not available on skirted version)
Not Yet Reviewed
$7,249.99
With displacements up to 455 cubic inches, the Race Series small block Chevy aluminum bare blocks are an ideal starting point for any project that involves sprint cars, modifieds, late model stock, dragsters and unlimited competition classes. Incorporated features include: * Standard 9.025 in., tall deck 9.325 in. and 9.500 in. versions allow for greater versatility. * Raised camshaft .391 in. (4.912 in. camshaft to crankshaft centerlines) provides more clearance for stroker cranks and eliminates need for fragile small base circle cams. Option for .434 raised cam also available * Relocated oil pan rails are spread .400 in. per side (.800 in. wider than stock) to increase crank/rod clearance and reduce windage losses * Siamesed cylinders: Standard 4.000 in. or 4.125 in. cylinder can be safely bored to 4.185 in. (ductile iron sleeves and extr-thick walls prevent cracking and produce excellent ring seal * Oil pan bolt holes are relocated in line with main caps to eliminate interference with rotating assembly * Main bearing bores are available for 350 (2.45 in.) and 400 (2.65 in.) bearings allow engine builders to maximize crankshaft strength and minimize friction * 4 bolt billet steel main caps have splayed outer bolts minimize bearing bore distortion * Big block camshaft bearings allow use of cams with larger base circle diameter to improve strength and resist twisting with cam driven pumps * Dual starter mounts allow starter to be mounted on either side of block for chassis and oil pan clearance * Front and rear external oil inlets, crossover and restrictor provisions to simplify plumbing with external pump * Scalloped outer water jacket walls improve coolant flow around the cylinder barrels to equalize temperatures * Coated cam bearings, freeze plugs and dowels are included
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$6,999.99
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$7,949.99
Dart Iron Eagle small block Chevy cast iron bare blocks are designed to meet the needs of hot rodders, stock car racers, sprint car teams, drag racers, and road racers who want a real racing block--but at an affordable price. These versatile Dart blocks are a great starting point for big cubic inch small block projects--you can even build a 455 c.i.d. small block! Iron Eagle Small Block Chevy cast iron bare blocks feature: * Standard 9.025 in. and tall deck 9.325 in. versions allow for greater versatility * Raised camshaft .391 in. (4.912 in. camshaft to crankshaft centerlines) provides more clearance for stroker cranks and eliminates need for fragile small base circle cams (option for .434 raised cam also available) * Relocated oil pan rails are spread .400 in. per side (.800 in. wider than stock) to increase crank/rod clearance and reduce windage losses * Oil pan bolt holes are relocated in line with main caps to eliminate interference with rotating assembly * Dual starter mounts allow starter to be mounted on either side of block for chassis and oil pan clearance * Front and rear external oil inlets, crossover and restrictor provisions provided to simplify plumbing with external pump
Not Yet Reviewed
$5,499.99
What makes the Dart Race Series big block Chevy aluminum bare blocks the top choice for serious competition engines? They're based on the Chevrolet big block V8 design, but with added features and Dart's implemented advanced engineering! Key features of these Dart Race Series blocks include: * Cast from virgin 355-T61 aerospace alloy for strength * Ductile iron sleeves with extra thick cylinder walls promote excellent ring seal * Reinforcing ribs strengthen the lifter valley bellhousing flange * Inboard valley head stud bosses improve gasket sealing * Priority main oiling system delivers oil directly to the crankshaft bearings to enhance reliability at high engine speeds * Standard BBC cam journals, up to 60mm with raised cam options available * Standard .842 in. BBC lifter bores, other options available * Available with or without distributor provision * Steel 4-bolt main caps with splayed outer bolts for extra strength (light-weight aluminum caps also available) * Mechanical fuel pump boss, clutch linkage mounts, and side and front motor mounts simplify installation in chassis * Dual oil pan bolt patterns fit standard and notched oil pans
Not Yet Reviewed
$6,999.99
Dart puts Ford racers in front with their Race Series small block Ford aluminum bare blocks designed just for Fords! The highlights and features of Race Series blocks include: * Cast 355-T6 aerospace alloy blocks for superior strength and integrity * Siamesed cylinders with standard 4.00 in. or 4.125 in. cylinder bores, which can be safely bored to 4.165 in. diameters * Ductile iron sleeves and extra-thick walls prevent cracking and produce excellent ring seal * Scalloped water jackets increase coolant flow around cylinder barrels to prevent detonations, extend engine life, and produce consistent cylinder temperatures * Four deck heights are available * Steel 4-bolt main bearing caps are standard. Three center caps have splayed outer bolts for maximum strength; rear cap uses standard one-piece seal * Two main bearing diameters of 2.249 in. or 2.749 in. allow choice of small or large journal crankshaft * Stock components make Dart blocks a direct replacement for most production small blocks. * Provisions for stock motor mounts, accessory drives, smog pumps, starter brackets, oil pans, and pumps * Upgraded oiling system has a complete stock-type system, plus a low-restriction priority main oiling with front and rear external oil pump feeds * Dual crossovers allow oil flow to be metered with restrictors for roller lifter cams and/or roller rocker arms to reduce oil flow and windage * Reinforced head bolt bosses are blind-tapped to prevent leaks and produce accurate torque readings * Extra-thick decks prevent head gaskets leaks * Standard camshafts and camshaft drives can be used * Precision CNC machining ensures consistently high quality and eliminates expensive "blueprinting"
Not Yet Reviewed
$6,999.99
Brodix aluminum small block Chevy engine blocks are the strongest and most versatile in the industry. Features include: * Proprietary A-356 virgin aluminum * Strongest main webbing in the business * Available raised camshaft location * Standard billet steel main caps * Optional deck heights available * Optional camshaft bearing styles * 100 percent CNC-machined in-house * Optional lightening packages available
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$5,165.99
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$5,799.99
Brodix Cylinder Heads aluminum big block Chevy engine blocks feature Brodix's proprietary A-356 virgin aluminum that is designed to ensure the maximum potential for strength and repairability. They are manufactured right here in the USA, are oil-restricted from the front, and can be machined for roller camshaft bearings. They feature the strongest main webbing in the business, 1044 steel billet main caps, splayed center main caps, and accept both standard and stroker oil pans. These Brodix aluminum engine blocks are also available with a standard or raised camshaft location, and have 1/4 in. thick registers to allow for bore sizes, up to a whopping 4.625 in. Specify the deck height and cam location before ordering. Let Brodix satisfy your high performance, high-horsepower needs with one of these fabulous aluminum big block Chevy engine blocks.
Not Yet Reviewed
$6,672.99
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$8,009.99
Brodix Cylinder Heads 8B 5000 Series aluminum engine blocks have taken the 5.0 bore spacing market to the next level. They combine the size and durability of a 5.0 in. bore spacing block with the convenience and availability of their 4.840 in. bore spacing counterpart. The engine blocks are 100 percent CNC-machined and employ the same technology that has made Brodix the undisputed leader in aluminum block development. Brodix Cylinder Heads 8B 5000 Series aluminum engine blocks feature: * Available 1.200 in. or 11.625 in. deck heights * Oil restricted from the front (must use Brodix oil restrictors, sold separately) * Proprietary A-356 virgin aluminum * 1044 steel billet main caps * Splayed center main caps * Can be machined for roller cam bearings * Strong main webbing * Accepts stroker oil pans * 1.0 raised cam location * Additional head bolt lugs in deck area * Thick wall sleeves with 1/4 in. registers * Allow bore sizes up to 4.700 in., special sleeves available for up to 4.750 in. bores * Reinforced lifter valley * .937 in. or 1.062 in. lifter bore diameters available * Can accept 5.375 in. stroke as cast, up to 5.750 in. with additional machining * Dry sump oiling only * O-ring freeze plug kit
Not Yet Reviewed
$7,731.99
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$8,362.99
Dart is committed to producing the best engine components available, including the Dart Big M Mark IV big block Chevy full water cast iron bare blocks--engineered for applications where water between the bores is a requirement. Siamese bore versions are also available for larger bore applications. Features of the Dart Big M Mark IV big blocks include: * Standard 9.800 in. and tall 10.200 in. deck heights available * Standard 4.250 in. or 4.600 in. bore sizes * MRK IV blocks use the 2-piece rear seal design, while Gen V and Gen VI blocks use a 1-piece seal and a different timing cover pattern * 4-bolt main bearing caps in ductile iron have splayed outer bolts for extra strength * True priority main oiling (lubricates the main bearings before the lifters) * Mechanical fuel pump boss, clutch linkage mounts, and side and front motor mounts simplify installation in chassis * Lifter valley bosses for OE style roller lifters and retainer; (Non-Siamese blocks only)
Not Yet Reviewed
$5,099.99
The Dart Little M is designed from the ground up as a true racing engine block which can be used with standard off-the-shelf small block components. These small block Chevy bare blocks are cast from premium high-strength iron and beefed up in all the critical areas. A competition oiling system ensures adequate lubrication to the main bearings at high RPM. Front and rear external oil feed, crossover and restrictor provision simplify plumbing with external pumps. Select from various options: * Chevy 350 or 400 main journal type * Aftermarket or stock/OEM standard deck style * Standard or tall deck height * Cylinder bore dimensions
Not Yet Reviewed
$6,934.99
These are the blocks to buy if you want to build a serious street car or if you want to head to the race track! Chevrolet Performance Bowtie Sportsman blocks have been the starting point for countless racing engines. These iron blocks are available in a variety of finish options to build almost any engine combination. Most of these blocks have siamesed cylinder walls and 4-bolt main caps that are secured by Grade 8 bolts. All blocks in this family have a 9.025 in. deck height. The Bowtie Sportsman blocks are a great foundation for your serious street car, circle track, or drag car that makes between 350 and 500 hp.
Not Yet Reviewed
$5,014.49
A strong foundation allows you to create a successful build with winning performance. With innovative design, exceptional strength, and versatility, as well as outstanding performance capabilities, Dart Machinery 2JZ Iron Eagle engine blocks are ready and able to power high performance builds for many years to come. The ideal candidate for hot rodders, drag racers, time attack competitors, drifters, and high performance street enthusiasts, Dart 2JZ Iron Eagle blocks are game-changing, affordable options, capable of achieving significant power boosts. Meticulously designed from the ground up, these 2JZ engine blocks not only overcome the limitations found in the OEM design, but also incorporate superior block material and introduce numerous performance enhancements. With features that make them a cornerstone for any high-performance setup, these iron engine blocks, including the sought-after 2JZ GTE block and aluminum 2JZ block options, are set to become the staple in serious performance circles. Choose one for your build. Iron Eagle features: * Extra-thick decks ensure reliable head gasket seal * Machined for screw-in style freeze plugs * All OE bolt holes for starter, water pump, etc. * Extra-thick outer block case for increased strength under high-horsepower levels * Blind head bolts available in 11mm (standard) or 1/2 in. upgrade * Scalloped water jacket increases flow around cylinder for better cooling
Not Yet Reviewed
$13,965.00
Mopar Performance A-4 aluminum midget race engine blocks are designed to take midget racing to an all-new level. They are manufactured from quality aluminum and include cast iron sleeves, billet steel or billet aluminum main caps, a main cap stud kit, and mounting hardware. The Mopar Performance A-4 aluminum midget race blocks feature an unfinished 4.130 in. bore and are available in 8.40 in. or 9.00 in. deck heights for your specific engine's needs. The engine blocks accept the W9 raised-port aluminum cylinder heads manufactured specifically for sprint or Midget racing. If you're building a midget racing engine, try one of these Mopar Performance A-4 aluminum midget race blocks for a bulletproof combination.
Not Yet Reviewed
$7,139.99
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