Engines & Components

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Custom Order, Chevy, 350, 400

Part Number: CRO-UL95125

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Estimated Ship Date: Jan 27, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.800 in. Stroke, Custom Order, Chevy, 350, 400

Part Number: CRO-UL95126

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Estimated Ship Date: Jan 27, 2026 if ordered today

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Crankshafts, CRANKSHAFT 4340 FORGED ULTRA-LIGHT SB CHEV 4.000 STROKE(HOLES INCL)

Part Number: CRO-UL95128

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Crankshafts, CRANKSHAFT 4340 FORGED ULTRA-LIGHT BB CHEVY CUSTOM STROKE (HOLES INCL)

Part Number: CRO-UL95130

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Crankshaft, Ultra Light, 2-Piece Seal, Internal Balance, Forged 4340, 4.000 in. Stroke, Chevy, 454, Each

Part Number: CRO-UL95133

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Estimated Ship Date: Jan 27, 2026 if ordered today

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Crankshafts, CRANKSHAFT 4340 FORGED ULTRA-LIGHT BB CHEVY 4.125 STROKE(HOLES INCL)

Part Number: CRO-UL95134

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Crankshafts, CRANKSHAFT 4340 FORGED ULTRA-LIGHT BB CHEVY 4.250 STROKE(HOLES INCL)

Part Number: CRO-UL95135

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Engine 376 c.i. LS Builder Series Iron Block Standard Edition, Fuel Injected, T56 Manual Transmission w/ Black Pulley Kit

Part Number: MLL-BLS3763KBT56

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Engine 376 c.i. LS Builder Series Iron Block Standard Edition, Fuel Injected, TKX Manual Transmission w/ Black Pulley Kit

Part Number: MLL-BLS3763KBTKX

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Engine 376 c.i. LS Builder Series Iron Block Standard Edition, Fuel Injected, TKX Manual Transmission w/ Polished Pulley Kit

Part Number: MLL-BLS3763KTKX

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Engine 376 c.i. LS Builder Series Iron Block Standard Edition, Fuel Injected, T56 Manual Transmission

Part Number: MLL-BLS3763T56

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Engine 376 c.i. LS Builder Series Iron Block Standard Edition, Fuel Injected, TKX Manual Transmission

Part Number: MLL-BLS3763TKX

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Engine and Transmission Combo, Blackout Reaper Edition Builder Series, 632 C.I.D., 815 HP, Carbureted, 4L80E, Chevy, Big Block, Kit

Part Number: MLL-B632KB4L8X

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Engine Assembly, Short Block, LT1/LT4, 6.2L/376, 4.065 in. Bore, 3.622 in. Stroke, Forged Pistons, Two Valve Relief, 58 Tooth, Chevy, Gen V, LT, Each

Part Number: HPE-SP102

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Short Block, Chevrolet LS Gen IV 408 Stroker, Internally Balanced, Nitrous/Boost, 24 Tooth Reluctor, +18cc Dish Pistons, Each

Part Number: HPE-SP38-G4-B

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Estimated Ship Date: Jan 12, 2026 if ordered today

• Core Charge $410.00
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HD OVERHAUL KIT

Part Number: CLE-4801027STD

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Estimated Ship Date: Dec 1, 2025 if ordered today

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VIPER BILLETS 4.200 STROKE COMPSTAR CRANK

Part Number: CPI-KV12J1H-CS

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Estimated Ship Date: Jan 26, 2026 if ordered today

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COMPSTAR VIPER 3.960 3.000 2.125

Part Number: CPI-KV329JH-CS

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Estimated Ship Date: Jan 26, 2026 if ordered today

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CALLIES NOONAN 4.900 BORE SPACING ULTRA BOOST 4.125 / 2.747 / 2.374

Part Number: CPI-F1U-P7-UB

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Estimated Ship Date: Jan 26, 2026 if ordered today

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CALLIES 481X RCD SPLINED ULTRA BOOST 4.250 / 2.747 / 2.197

Part Number: CPI-FXP-PR-UB

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Estimated Ship Date: Jan 26, 2026 if ordered today

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CALLIES BB ULTRA BOOST TF FLANGE 4.125 2.750 2.374

Part Number: CPI-FXU-47-UB

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Estimated Ship Date: Jan 26, 2026 if ordered today

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CALLIES HEMI ULTRA BILLET 4.250 STROKE 481X

Part Number: CPI-FXP-UY-UB

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Estimated Ship Date: Jan 26, 2026 if ordered today

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LSA ULTRA BOOST CRANK 4.000 2.559 2.100

Part Number: CPI-5PO-31-UB

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Estimated Ship Date: Jan 26, 2026 if ordered today

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CALLIES LSA SHORT POST ULTRA BOOST CRANK 4.000/2.750/2.100

Part Number: CPI-5PO-71-UB

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Estimated Ship Date: Jan 26, 2026 if ordered today

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CALLIES LS 8 BOLT FLANGE ULTRA BOOST CRANK 4.250 2.559 2.100

Part Number: CPI-5PP-31-UB

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Estimated Ship Date: Jan 26, 2026 if ordered today

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