Availability
Accessory Drive Systems, LS Mid-mount, Serpentine, Alternator, Water Pump, Clockwise, Power Steering, AC, SD-7, Black Finish, Chevy, 4.8-7.0L, Kit
Part Number: HLY-20-185BK
Estimated Ship Date: Today
Estimated Ship Date: Today
BUILD IT WITH SUMMIT!
Summit Chevy LS 4340 Forged Steel Crankshaft, 4.000 stroke, 58X Reluctor, Gun-drilled and Lightened, Nitride Hardened, Narrowed Rod Bearings Req.
Part Number: SUM-180LS400058
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Long Block Iron Block 427 c.i. GM LS style proseries engine - longblock. incl. 30 month / 50,000 warranty & Dyno
Part Number: MLL-PSLS42730CT
Estimated Ship Date: Today
Estimated Ship Date: Today
Accessory Drive Systems, Mid-Mount, Serpentine, A/C, P/S, LT1 Style Alternator/Water Pump, Belt, Hardware, Black, Chevrolet, Big Block, Kit
Part Number: HLY-20-242BK
Estimated Ship Date: Today
Estimated Ship Date: Today
Accessory Drive Systems, LS Mid-mount, Serpentine, Alternator, Water Pump, Clockwise, Power Steering, AC, SD-7, Natural Finish, Chevy, 4.8-7.0L, Kit
Part Number: HLY-20-185
Estimated Ship Date: Today
Estimated Ship Date: Today
Crate Engine, Dressed, Long Block, 427 Stroker, 540 HP, 535 TQ, New Block, Aluminum Heads, 4-Bolt Mains, Chevrolet, Small Block, Each
Part Number: MLL-PS4272CTC1
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Heads, Oval Port Magnum, Aluminum, Assembled, 112cc Combustion Chamber, 265cc Intake, Chevy, Pair
Part Number: AFR-3610-1
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
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Estimated Ship Date: Today
Engine Complete Assembly Iron Block 427 c.i. GM LS style proseries dressed engine -. incl. 30 month / 50,000 warranty & Dyno
Part Number: MLL-PSLS42730CTF
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Crate Engine, Long Block, LSX454, Hydraulic Roller Tappet, 1-Piece Rear Main, Orange Valve Covers, Gen III/IV LS, Chevy, Each
Part Number: NAL-19417357
Estimated Ship Date: Today
Estimated Ship Date: Today
Crankshaft, Compstar 4340 Forged LS, 4.000 Stroke, Internal Balance, 8 counterweight, 6-bolt Flange, Standard Snout. 58-tooth GM Reluctor, Ea.
Part Number: CPI-APO31Q-CS58
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Crate Engine, Dressed Longblock, 454 C.I. 460 HP, 479 TQ, Aluminum Heads, Roller Camshaft, Chevy, Big Block Gen IV, Each
Part Number: MLL-BP454CTC
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Crate Engine, Dressed Longblock, Big Block Chevy, 540ci Stroker, BBC Crate Motor, Standard Deck Height, 670HP
Part Number: MLL-PS5401CTC
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Heads, LS3, Aluminum, 260cc Intake Runner Volume, 95cc Exhaust Runner Volume, Pair
Part Number: AFR-1845
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
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Estimated Ship Date: Today
Engine Rotating Assembly, Street/Strip, 4.310 in. Bore, Cast Crank, Forged Pistons, I-Beam Rods, Chevrolet, Big Block Mark IV, Kit
Part Number: ESP-B18022060
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Forged Steel Crank, 4.000 Stroke, 58X Reluctor, Lightened Rod Journals and Gun-drilled Mains, Std. 6-bolt Flange, Internal balanced, LS3
Part Number: SUM-180LS400058X
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine 427 c.i. LS Builder Series Iron Block Standard Edition, Fuel Injected, 4L65/70E Automatic Transmission w/Pulley Kit
Part Number: MLL-BLS4278K4L7
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Complete Assembly Iron Block 427 c.i. GM LS style proseries dressed engine with efi -. incl. 30 month / 50,000 warranty & Dyno
Part Number: MLL-PSLS4273CTF
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Crate Engine, Long Block, 427 Stroker, 540 HP, 535 TQ, New Block, Aluminum Heads, 4-Bolt Mains, Chevrolet, Small Block, Each
Part Number: MLL-PS4272CT1
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
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Estimated Ship Date: Today
Crate Engine, Chevy LQ4 6.0L, Long Block, Internal Engine Balance, Aluminum Heads, Each
Part Number: HPE-HP93
Estimated Ship Date: Today
Estimated Ship Date: Today
Top End Engine Kit, Power Package, Intake, Heads, Cam, Timing Chain, Head Bolts, BB Chevy, 540 HP-539 TQ, Kit
Part Number: EDL-2079
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Block, LSX Bowtie, Bare, Cast Iron, 6-bolt Main Bolt Style, 9.240 in. Standard Deck, Chevrolet, Each
Part Number: NAL-19417352
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pulley Kit, Serpentine, Aluminum, AC, Power Steering, Polished, Chevy, Big Block, Kit
Part Number: EMS-MS107-50BP
Estimated Ship Date: Today
Estimated Ship Date: Today
Accessory Drive Systems, LS Mid-Mount, Serpentine Style, Alternator, Water Pump, Power Steering, A/C, Hardware, Black Finish, Chevy, 4.8-7.0L, Kit
Part Number: HLY-20-180BK
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Heads, LSX Mongoose, Aluminum, Assembled, 65cc Combustion Chamber, 230cc Intake, Chevy, Pair
Part Number: AFR-1660
Estimated Ship Date: Today
Estimated Ship Date: Today
Accessory Drive Systems, Mid-Mount, Serpentine, A/C, P/S, LT1 Style Alternator/Water Pump, Belt, Hardware, Natural, Chevrolet, Big Block, Kit
Part Number: HLY-20-242
Estimated Ship Date: Today
Estimated Ship Date: Today
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