Availability
598 c.i. Standard Edition Builder Series, Carbureted, 4L80E Automatic Transmission /w Black Pulley Kit. Incl. 30 month/50,000 warranty & Dyno
Part Number: MLL-B598KB4L8
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
598 c.i. Standard Edition Builder Series, Fuel Injected, 4L80E Automatic Transmission /w Polished Pulley Kit. Incl. 30 month/50,000 warranty & Dyno
Part Number: MLL-B598FK4L8
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
598 c.i. Standard Edition Builder Series, Fuel Injected, 4L80E Automatic Transmission /w Black Pulley Kit. Incl. 30 month/50,000 warranty & Dyno
Part Number: MLL-B598FKB4L8
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
427 c.i. Cobra Edition Builder Series, Carbureted, 4R70W Automatic Transmission w/Polished Pulley Kit. Incl. 30 months/50,000 warranty & Dyno
Part Number: MLL-BF427K4R7C
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
CRATE ENGINE
Part Number: MLL-BF427FK4R7C
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
427 c.i. Cobra Edition Builder Series, Fuel Injected, TKX Manual Transmission w/ Polished Pulley Kit. Incl. 30 month/50,000 warranty & Dyno
Part Number: MLL-BF427FKTKXC
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
427 c.i. Cobra Edition Builder Series, Carbureted, TKX Manual Transmission w/Polished Pulley Kit. Incl. 30 months/50,000 warranty & Dyno
Part Number: MLL-BF427KTKXC
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Top End Engine Kit, Power Package, Intake, Heads, Cam, Timing Chain, Head Bolts, BB Chevy, 676 HP-649 TQ, Kit
Part Number: EDL-2078
Not Yet Reviewed
Estimated Ship Date: Nov 3, 2025 if ordered today
Estimated Ship Date: Nov 3, 2025 if ordered today
Top End Engine Kit, Power Package, Intake, E-CNC Heads, Cam, Timing Chain, Bolts, 351W SB Ford, 451 HP-433 TQ
Part Number: EDL-2090
Not Yet Reviewed
347c.i. Mustang Edition Builder Series, Fuel Injected, 4R70W Automatic Transmission w/Black Pulley Kit. Incl. 30 month / warranty & Dyno
Part Number: MLL-B347FKB4R7M
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, Custom Order, Chevy, Each
Part Number: CRO-95120
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 3.500 in. Stroke, Chevy, Each
Part Number: CRO-95122
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Crankshaft, 2-piece seal, Internal Balance, Forged 4340 Steel, 3.562 in. Stroke, Custom Order, Chevy, Each
Part Number: CRO-95123
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, Each
Part Number: CRO-95125
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, Each
Part Number: CRO-95128
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, Each
Part Number: CRO-95133
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 4.250 in. Stroke, Chevy, Each
Part Number: CRO-95135
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 4.375 in. Stroke, Chevy, Each
Part Number: CRO-95136
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Crankshaft, 2-piece seal, External balance, Forged 4340 Steel, 4.500 in. Stroke, Chevy, Each
Part Number: CRO-95137
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Crankshaft, 2-piece seal, External balance, Forged 4340 Steel, 4.625 in. Stroke, Chevy, Each
Part Number: CRO-95139
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Crankshaft, Internal Balance, Billet Steel, Custom Order, Ford, 289, 302, Each
Part Number: CRO-95185C
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Billet Steel, Custom Order, Ford, 352-428, Each
Part Number: CRO-95191C
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Crankshaft, 2-Piece Seal, External Balance, Forged 4340 Steel, 4.750 in. Stroke, Custom Order, Chevy, 454
Part Number: CRO-E95140X4
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, Custom Order, Chevy, 350, 400
Part Number: CRO-LW95122
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Custom Order, Chevy, 350, 400
Part Number: CRO-LW95125
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.