Availability
Dart SHP Special High Performance small block Chevy cast iron bare blocks are designed for high performance and heavy duty applications. These SPH blocks are an ideal starting point for hot rodders, drag racers, circle track competitors, off-roaders and high performance marine enthusiasts. Key features of SHP small block Chevy bare blocks are: * Priority main oiling system * Siamese cylinder bores with extra-thick walls * Extra thick decks to ensure reliable head gasket seal * Blind head bolt holes (don't go through water jacket) * Scalloped water jacket walls for improved flow around cylinders for better cooling * Clearance for 3.75 in. stroke with steel rods * Splayed outer bolts on middle main bearing caps * Provisions for OE stock roller lifters and cams * All OE bolt holes starter, clutch ball, etc. * Uses 1981 to 1985 stock style oil pan and passenger side dipstick * Uses stocked stamped steel or plastic timing cover
( 20 )
$2,299.99
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$3,799.99
Dart SHP Special High Performance cylinder heads provide an affordable option for those who desire the weight savings of aluminum heads for a performance street engine. These units are manufactured from A356-T6 aluminum and are designed to work with most off-the-shelf components. SHP heads are available with your choice of 64cc or 72cc combustion chambers—and come in both 180cc and 200cc intake runner ports that are precision-cast to offer excellent flow and power without the need for CNC-machined porting. They feature optimized chambers for increased combustion efficiency, as well as multi-angle intake seats. The cylinder heads' radiused exhaust seats dramatically increase their performance, and the manganese bronze valve guides increase their life.
( 10 )
$447.99
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$599.99
Dart SHP blocks are tailored to the most popular performance and racing applications. So, when you want more than stock blocks can provide, the strong reliable design and plentiful features of Dart SHP special high performance Ford engine blocks offer the perfect base foundation to start your build. Key features of SHP small block Ford bare blocks are: * Brand new precision machined cast iron block * Scalloped outer water jacket walls improve coolant flow around the cylinder barrels to equalize temperatures * Priority main oiling system directs oil to the main bearings first for more dependable lubrication * Available with 302 (8.200 in.) deck height or 351 (9.500 in.) * Provisions for OE roller lifters, dog bones and spider * Siamese bores 4.000 in. or 4.125 in. (unfinished) with extra thick cylinder walls * Extra thick decks ensure reliable head gasket seal * Blind tapped head bolt holes to prevent water leaks * Steel 4-bolt main caps on #2, 3 and 4 with splayed outer bolts. (2-bolt main caps on #1 and 5) * Can use most stock components and accessories
( 4 )
$2,699.99
Dart LS Next cast iron bare blocks integrate the robust heritage of a traditional Chevy small block with the performance potential of the late model LS engine architecture. The blocks are designed to rectify some of the former LS's more noticeable shortcomings on the bottom end—while still supporting high-flow and efficient cylinder heads developed for Gen III and IV platforms. They're available in multiple engine block styles, including stock/OEM standard deck and aftermarket. Dart LS Next blocks are back and better than ever! Highlight features of the LS Next cast iron bare blocks include: * Cast with premium cast iron alloy * Conventional style 4-bolt steel main caps * Full main webbing for maximum bottom-end strength * Extended cylinder barrels at the bottom to provide greater piston support for all combinations * Extra-thick Siamese cylinder bores * Blind head bolt holes don't go through into the water jacket * Provision for oil restrictors in the lifter valley * Revised low-restriction priority main oiling system * Pro-Stock/Pro-Mod big block style stepped main oil galley * External oil filter (must be used with stock or aftermarket oil pumps) * Dual starter mounts * Expanded water jacket on #1 cylinder for additional cooling capacity * LSX-style lifter bosses and dog bone provision are provided
Not Yet Reviewed
$3,999.99
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$4,499.99
When installing a new set of Dart heads, it's important to have the correct head stud for the job. That's why Dart offers these quality cylinder head studs specifically designed for use with their heads, ensuring a secure and trouble-free installation.
( 8 )
$9.42
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$700.83
The foundation for a better big block build begins with Dart Big M Sportsman Big Block Chevy cast iron bare blocks. Dart engineered the Big M to be the strongest, most reliable, and easiest to build big blocks on the market. The Dart Big M Sportsman blocks feature: * 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 with Siamesed extra thick cylinder walls to resist cracking and improve ring seal (minimum .300 in. thick with 4.625 in. bore) * Uses +.300 in. tall Gen VI style lifters. Modifications for Gen IV style are also available * Scalloped outer water jacket walls improve coolant flow around the cylinder barrels to equalize temperatures * 4-bolt ductile iron main caps have splayed outer bolts for extra strength * True priority main oil system lubricates the main bearings before the lifters * Oil filter pad is drilled and tapped for an external oil pump * Lifter valley head stud bosses prevent blown head gaskets * Rear main cap uses standard oil pump and two-piece seal, no adapter required * 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 * Coated cam bearings, freeze plugs and dowels not included * Small bore 396 version available
Not Yet Reviewed
$3,999.99
If you're building up a Dart block and want the best bearings with the correct sizing, then you'll want Dart cam bearings. They're fully grooved, made from steel-backed babbit, and specifically designed for high performance use. To all of this, Dart adds their own moly-PTFE coating for even better performance and durability. This coating is approximately 0.0005 in. thick, which translates into 0.001 in. less overall clearance.
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$18.60
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$234.84
Dart pushrod guideplates are necessary in high-rpm motors. They keep your pushrods in line with your lifter cups and rocker arms and prevent deflecting or walking sideways. These guideplates are hardened to keep them from wearing prematurely.
( 27 )
$2.46
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$37.77
Dart engineered the Big M to be the strongest, most reliable, and easiest-to-build big block on the market. The Dart Big M2 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. They're 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. Choose from the available deck height and cylinder bore diameter options.  
Not Yet Reviewed
$3,999.99
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$4,799.99
These Dart adjustable pushrod guideplates are designed to give you the extra flexibility in alignment that you need for cylinder heads with different spacing. They are manufactured from durable steel and install easily with no modifications.
( 18 )
$10.18
Dart valve guides are made of manganese-bronze material for the ultimate in wear. These intake and exhaust valve components are built to offer optimum performance in extreme racing applications. The guides are OE-style replacements for use in Dart cylinder heads, such as Iron Eagle, Big Chief, Pro 1, and Pro 1 Platinum. Choose the size dimensions to service your specific engine.
( 6 )
$12.52
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$15.02
Dart Pro series rocker arm studs are ideal for competition applications. They are made from 8470 chromoly steel and are heat-treated to 200,000 psi tensile strength. These studs are concentric within .005 T.I.R. thread pitch to thread pitch, which will give you more consistent rocker geometry. With an extra-large radius base, these studs are more resistant to flex and will provide a more positive seating.
( 26 )
$2.91
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$29.04
Dart stud girdles can help to improve the performance and reliability of engines equipped with stud-mounted rocker arms. Extra-long adjusting nuts are tightly clamped between rigid aluminum bars that prevent stud deflection under high loads. The valve motion more closely follows cam profile, producing more power and reducing breakage. Unlike universal girdles, these valvetrain stabilizers are designed to fit the specific valve locations, valve angles, and valve lengths in Dart cylinder heads. These kits include hardened poly-lock adjusting nuts.
( 6 )
$288.14
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$540.73
Dart assembles these LS Next block hardware kits so you can easily obtain the major pieces when building your engine. These hardware kits include freeze plugs, camshaft bearings, dowels, and more. Build the engine of your dreams, from start to finish, with Dart LS Next block hardware kits.
Not Yet Reviewed
$172.88
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$185.86
Dart severe-duty stainless steel valves are designed to withstand the pressures of high-lift roller cams and feature a head design that promotes high flow. They are constructed of high-strength stainless steel that is backcut just enough for flow, without sacrificing strength. They feature swirl-polished heads with hard chrome stems.
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$18.63
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$203.24
Dart cast aluminum valve covers are a great way to add extra valvetrain clearance and style to the top of your powerhouse. These lightweight, cast aluminum covers feature an extra-tall design and are made with tall bolt bosses and rigid gasket rails to prevent oil leaks. They have an as-cast finish with a raised and machined Dart logo to finish them off.
( 4 )
$301.62
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$552.97
Hold your cam in place using one of these Dart camshaft retainer plates. They're machined from quality materials and include mounting hardware for a secure installation. For decades, the mechanical masterminds at Dart have produced top-of-the-line components for engine builders and winning race teams. These camshaft retainer plates are another example of their CNC-machined excellence and attention to every detail of your vehicle.
( 4 )
$22.43
Dart SHP Special High Performance LS Next Pro cast iron bare blocks continue the evolution of their LS Next platform with superior strength. With full skirt designs, priority oiling systems, and other excellent features, these SHP LS Next Pro blocks are the perfect upgrades for your factory LS blocks, as well as ideal starting points for drag racers, circle track competitors, off-roaders, and high performance marine enthusiasts. Dart SHP LS Next Pro cast iron bare blocks feature: * Superior strength 220 BHN cast iron * Steel 4-bolt main caps with upgraded ARP main studs * Lifter oil crossover with restrictor provision * 6-bolt per cylinder capability * 4.000 in. up to 4.185 in. bore * Factory oil filter provision * 8-counterweight machining * Full skirt design * Priority main oiling * Siamese cylinder bores * Thick decks ensure reliable head gasket seal
( 1 )
$4,699.99
Dart provides spin-on oil filter adapters for use with your Dart heads. These steel spin-on adapters include fittings.
( 17 )
$8.84
Make timing cover installation easy with Dart timing cover dowel pins. They are made from high-strength steel and install in the engine block where the timing cover mounting pad is. The pins are designed to fit Dart Little M and Sportsman series engine blocks.
( 4 )
$1.42
Properly align your transmission and block with Dart bellhousing dowel pins. These premium dowel pins will help to keep the alignment correct for a clean clutch release, reduced shifter problems, and maximum pilot bearing and transmission life.
( 8 )
$2.38
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$3.87
Dart cylinder head dowel pins keep your cylinder heads in place during installation. Use strong Dart choice dowel pins and make your job easier.
( 11 )
$0.55
Eliminate spring chafing with Dart valve spring locators and cups. These steel locators and cups will positively locate and hold your springs in place to prevent unwanted movement. With the increased spring pressures and higher rpm of today's cars, you need more than shims to protect your expensive heads. Dart valve spring locators and cups are small but mighty and are a must for your valvetrain's best performance.
( 5 )
$4.52
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$56.89
Dart Inconel exhaust valves are your ticket to a winning combination! Designed to withstand the high temperatures and stresses common in racing applications, Inconel exhaust valves resist corrosion, oxidation, and cracking. Their Inconel alloy construction maintains its structural integrity, making Dart Inconel exhaust valves a great choice for high performance racing applications.
Not Yet Reviewed
$68.95
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