Availability
1970 Engines & Components
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.625 in. Stroke, Chrysler, 413, 426, 440, Each
Part Number: ESP-444246257100
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.750 in. Stroke, Chevy, 454, Each
Part Number: ESP-450247506600
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.210 in. Stroke, Pontiac, 455, Each
Part Number: ESP-445542106625
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, Pontiac, 455, Each
Part Number: ESP-445542506700
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Crankshaft, Internal Balance, Forged 4340 Steel, 4.500 in. Stroke, Pontiac, 455, Each
Part Number: ESP-445545006800
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Piston Set, 351W / 5.8 Clevor SBF 351W K3-FX Series -18cc Dish Top Boss/Canted Piston Set. 4.060 bore
Part Number: DMS-K3-3572-4060
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Piston Set, 351W / 5.8 Clevor SBF 351W K3-FX Series +7.5cc Dome Top Cleveland Open & Closed Chamber Piston Set. 4.000 bore
Part Number: DMS-K3-3575-4000
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Piston Set, 351W / 5.8 Clevor SBF 351W K3-FX Series +7.5cc Dome Top Cleveland Open & Closed Chamber Piston Set. 4.030 bore
Part Number: DMS-K3-3575-4030
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Piston Set, 351W / 5.8 Clevor SBF 351W K3-FX Series +7.5cc Dome Top Cleveland Open & Closed Chamber Piston Set. 4.040 bore
Part Number: DMS-K3-3575-4040
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Piston Set, 351W / 5.8 Clevor SBF 351W K3-FX Series +7.5cc Dome Top Cleveland Open & Closed Chamber Piston Set. 4.060 bore
Part Number: DMS-K3-3575-4060
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Piston Set, 408C / Boss Stroker SBF 351C K3-FX Series -3cc Flat Top Boss/Canted Piston Set. 4.000 bore
Part Number: DMS-K3-3720-4000
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Piston Set, 408C / Boss Stroker SBF 351C K3-FX Series -3cc Flat Top Boss/Canted Piston Set. 4.030 bore
Part Number: DMS-K3-3720-4030
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Piston Set, 408C / Boss Stroker SBF 351C K3-FX Series -3cc Flat Top Boss/Canted Piston Set. 4.040 bore
Part Number: DMS-K3-3720-4040
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Piston Set, 408C / Boss Stroker SBF 351C K3-FX Series -3cc Flat Top Boss/Canted Piston Set. 4.060 bore
Part Number: DMS-K3-3720-4060
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Piston Set, 427C / Boss Stroker SBF 351C K3-FX Series -3cc Flat Top Boss/Canted Piston Set. 4.125 bore
Part Number: DMS-K3-3720-4125
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Piston Set, 427C / Boss Stroker SBF 351C K3-FX Series -3cc Flat Top Boss/Canted Piston Set. 4.155 bore
Part Number: DMS-K3-3720-4155
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Piston Set, 427C / Boss Stroker SBF 351C K3-FX Series -3cc Flat Top Boss/Canted Piston Set. 4.165 bore
Part Number: DMS-K3-3720-4165
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Piston Set, 427C / Boss Stroker SBF 351C K3-FX Series -3cc Flat Top Boss/Canted Piston Set. 4.185 bore
Part Number: DMS-K3-3720-4185
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Piston Set, 383C / Boss Stroker SBF 351C K3-FX Series -13cc Dish Top Boss/Canted Piston Set. 4.000 bore
Part Number: DMS-K3-3721-4000
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Piston Set, 383C / Boss Stroker SBF 351C K3-FX Series -13cc Dish Top Boss/Canted Piston Set. 4.030 bore
Part Number: DMS-K3-3721-4030
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Piston Set, 383C / Boss Stroker SBF 351C K3-FX Series -13cc Dish Top Boss/Canted Piston Set. 4.040 bore
Part Number: DMS-K3-3721-4040
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Piston Set, 383C / Boss Stroker SBF 351C K3-FX Series -13cc Dish Top Boss/Canted Piston Set. 4.060 bore
Part Number: DMS-K3-3721-4060
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Piston Set, 400C / Boss Stroker SBF 351C K3-FX Series -13cc Dish Top Boss/Canted Piston Set. 4.125 bore
Part Number: DMS-K3-3721-4125
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Piston Set, 400C / Boss Stroker SBF 351C K3-FX Series -13cc Dish Top Boss/Canted Piston Set. 4.155 bore
Part Number: DMS-K3-3721-4155
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Piston Set, 400C / Boss Stroker SBF 351C K3-FX Series -13cc Dish Top Boss/Canted Piston Set. 4.165 bore
Part Number: DMS-K3-3721-4165
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
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