Availability
Cylinder Head, S/R Torquer, Cast Iron, Assembled, 67cc Chamber, 170cc Intake, Chevy, 302, 327, 350, 400, Each
Part Number: WRL-042660-1
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, S/R, Cast Iron, Assembled, 58cc Chamber, 170cc Intake Runner, Chevy, 305, Each
Part Number: WRL-042650-1
Estimated Ship Date: Oct 6, 2025 if ordered today
Estimated Ship Date: Oct 6, 2025 if ordered today
CRANKSHAFT
Part Number: SCA-773503760
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: 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: Today
Estimated Ship Date: Today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, Chevy, 400, Each
Part Number: ESP-440034805700
Not Yet Reviewed
Estimated Ship Date: Oct 6, 2025 if ordered today
Estimated Ship Date: Oct 6, 2025 if ordered today
Cylinder Head, Motown, Cast Iron, Assembled, 64cc Chamber, 220cc Intake, Chevy, 302, 327, 350, 400, Each
Part Number: WRL-014150-3
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
SB Chevy Forged Steel crankshaft, 3.750 Stroke, Two Piece Rear Seal, Req. Narrowed Rod Bearings, Lightened, Nitride, Designed for 6.000 in. Rod
Part Number: SUM-SBC4003750
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Crankshaft, Excalibur, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, 350, Each
Part Number: SCA-735056
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2025 if ordered today
Estimated Ship Date: Nov 11, 2025 if ordered today
SB Chevy Forged Steel crankshaft, 3.875 Stroke, Two Piece Rear Seal, Req. Narrowed Rod Bearings, Lightened, Nitride, Designed for 6.000 in. Rod
Part Number: SUM-SBC4003875
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.375 in. Stroke, 6.385 Rod, Chevy, 454, Each
Part Number: SCA-445426
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2025 if ordered today
Estimated Ship Date: Nov 11, 2025 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: Oct 6, 2025 if ordered today
Estimated Ship Date: Oct 6, 2025 if ordered today
Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, 2.000 in. Pin, Chevy, 350
Part Number: CPI-SAF143-CM
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
SB Chevy Forged Steel crankshaft, 4.000 Stroke, 400 Mains, 2 Piece Rear Seal, Req. Narrowed Rod Bearings, Lightened, Nitride, 6.000 in. Rod
Part Number: SUM-SBC4004000
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Heads, Cast Iron, Bare, 64cc Chamber, 185cc Intake Runner, Straight Plug, Chevy, Small Block, Pair
Part Number: PMX-2150
Estimated Ship Date: Oct 6, 2025 if ordered today
Estimated Ship Date: Oct 6, 2025 if ordered today
350 1-PC REAR SEAL STD WEIGHT
Part Number: SCA-435076L
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2025 if ordered today
Estimated Ship Date: Nov 11, 2025 if ordered today
350 2-PC REAR SEAL, STD WEIGHT CHEVY
Part Number: SCA-435006
Not Yet Reviewed
Estimated Ship Date: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 12, 2025 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, 400, Each
Part Number: SCA-440050
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2025 if ordered today
Estimated Ship Date: Nov 11, 2025 if ordered today
Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, 2.200 in. Pin, Chevy, 454
Part Number: CPI-BBO425-CS
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
CRANK-4340 FORGE 4.375 STROKE
Part Number: MAN-190250
Not Yet Reviewed
Estimated Ship Date: Oct 17, 2025 if ordered today
Estimated Ship Date: Oct 17, 2025 if ordered today
Cylinder Heads, Freedom Series, Bare, Aluminum, Natural, 64cc Chamber, Angle Plug, Chevy, Small Block, Pair
Part Number: PMX-2108
Not Yet Reviewed
Estimated Ship Date: Oct 6, 2025 if ordered today
Estimated Ship Date: Oct 6, 2025 if ordered today
Crankshaft, Excalibur, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, Chevy, 350, Each
Part Number: SCA-735010
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2025 if ordered today
Estimated Ship Date: Nov 11, 2025 if ordered today
Crankshaft, Excalibur, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.875 in. Stroke, Chevy, 350, Each
Part Number: SCA-735076
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2025 if ordered today
Estimated Ship Date: Nov 11, 2025 if ordered today
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: Oct 6, 2025 if ordered today
Estimated Ship Date: Oct 6, 2025 if ordered today
Crankshaft, Standard Weight, Forged 4340 Steel, Internal Engine Balance, 3.622 in. Stroke, Chevy, 4.8L, 5.3L, 5.7L, 6.0L, Each
Part Number: SCA-4LS136262
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2025 if ordered today
Estimated Ship Date: Nov 11, 2025 if ordered today
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: Oct 27, 2025 if ordered today
Estimated Ship Date: Oct 27, 2025 if ordered today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.