Availability
Cylinder Head, S/R, Cast Iron, Assembled, 58cc Chamber, 170cc Intake Runner, Chevy, 305, Each
Part Number: WRL-042650-1
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.000 in. Stroke, Chevy, 327, Small Journal, Each
Part Number: ESP-432730005700
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Cylinder Heads, Assembled, Cast Iron, 64cc Chamber, 185cc Intake Runner, Straight Plug, Chevy, Small Block, Pair
Part Number: PMX-2151
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Crankshaft, 2-Piece Seal, Internal Balance, Forged, 4340 Steel, 3.875 in. Stroke, Chevy, 350, Each
Part Number: HRS-H353876012T
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.125 in. Stroke, Chevy, 350, Each
Part Number: ESP-435041256000
Not Yet Reviewed
Estimated Ship Date: Dec 31, 2025 if ordered today
Estimated Ship Date: Dec 31, 2025 if ordered today
Pulley Set, Serpentine, Performance Ratio, Billet Aluminum, Black Powdercoated, No Air Conditioning, Power Steering, Chevrolet, LS, Kit
Part Number: MCH-19910-08
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, LS9, Each
Part Number: ESP-442540006100
Not Yet Reviewed
Estimated Ship Date: Dec 31, 2025 if ordered today
Estimated Ship Date: Dec 31, 2025 if ordered today
Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, LS9, Each
Part Number: ESP-442640006100
Not Yet Reviewed
Estimated Ship Date: Dec 31, 2025 if ordered today
Estimated Ship Date: Dec 31, 2025 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.562 in. Stroke, Chevy, 350, Each
Part Number: ESP-435035625700
Not Yet Reviewed
Estimated Ship Date: Dec 31, 2025 if ordered today
Estimated Ship Date: Dec 31, 2025 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged, 4340 Steel, 3.750 in. Stroke, Chevy, 350, Each
Part Number: HRS-H353756012T
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged, 4340 Steel, 3.750 in. Stroke, Chevy, 400, Each
Part Number: HRS-H403756012T
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Cylinder Head, S/R, Cast Iron, Assembled, 76cc Chamber, 171cc Intake Runner, Chevy, Small Block, Each
Part Number: WRL-043600-1
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
Cylinder Head, S/R, Cast Iron, Assembled, 67cc Chamber, 171cc Intake Runner, Chevy, Small Block, Each
Part Number: WRL-043610-1
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
Cylinder Head, Iron Eagle SS, Cast Iron, Assembled, 67cc Chamber, 170cc Intake Runner, Chevy, 1996-99 Vortec 350, Each
Part Number: DRT-10024370A
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 3.875 in. Stroke, Chevy, 5.7L, Each
Part Number: ESP-435338756000
Not Yet Reviewed
Estimated Ship Date: Dec 31, 2025 if ordered today
Estimated Ship Date: Dec 31, 2025 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged, 4340 Steel, 4.000 in. Stroke, Chevy, 350, Each
Part Number: HRS-H354006012T
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged, 4340 Steel, 3.875 in. Stroke, Chevy, 400, Each
Part Number: HRS-H403876012T
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged, 4340 Steel, 4.000 in. Stroke, Chevy, 400, Each
Part Number: HRS-H404006012T
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Crankshaft, Forged 4340 Steel, 4.250 in. Stroke, Chevy, 454, Internal/External Balance, 1-Piece Seal, Each
Part Number: HRS-H454256321T
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Crankshaft, Forged 4340 Steel, 4.250 in. Stroke, Chevy, 454, Internal Balance, 2-Piece Seal, Each
Part Number: HRS-H454256322T
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Crankshaft, 1-Piece Seal, Internal/External Balance, Forged Steel, 3.86 in. Stroke, Chevy, Each
Part Number: NAL-12708884
Not Yet Reviewed
Estimated Ship Date: Mar 24, 2026 if ordered today
Estimated Ship Date: Mar 24, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, Chevy, 350, Each
Part Number: ESP-435035005700
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Chevy LS 4340 Forged Steel Crankshaft, 4.000 stroke, 24X Reluctor, Lightened, Nitride Hardened, Narrowed Rod Bearings Req.
Part Number: SUM-180LS400024
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Cylinder Head, Sportsman II, Cast Iron, Assembled, 64cc Chamber, 200cc Intake, Chevy, Small Block, Each
Part Number: WRL-011250-2
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
SB Chevy Forged Steel Crank, 3.750 Stroke, 1967-86 Blocks with 2-pc. RMS, Lightened, Nitride, Lightened and Bullnosed, Designed for 6.000 in. Rod
Part Number: SUM-SBC35037502P
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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