Availability
Summit Chevy LS 4340 Forged Steel Crankshaft, 4.000 stroke, 58X Reluctor, Gun-drilled and Lightened, Nitride Hardened, Narrowed Rod Bearings Req.
Part Number: SUM-180LS400058
Estimated Ship Date: Today
Estimated Ship Date: Today
BUILD IT WITH SUMMIT!
Cylinder Head, Aluminum, Assembled, 64cc Chamber, 200cc Intake Runner, Chevy, 302, 327, 350, .575 in. Hyd Roller Pair
Part Number: SUM-162111
Estimated Ship Date: Today
Estimated Ship Date: Today
Summit Chevy LS 4340 Forged Steel Crankshaft, 3.622 stroke, 58X Reluctor, Gun-drilled and Lightened, Nitride Hardened, Narrowed Rod Bearings Req.
Part Number: SUM-180LS362258
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Heads, Aluminum, Assembled, 64cc Chamber, 200cc Intake Runner, Chevy, Small Block, .525 in. Lift Max, for Flat Tappet Cam, Pair
Part Number: SUM-162112
Estimated Ship Date: Today
Estimated Ship Date: Today
Gen. V BB Chevy Forged Steel Crank, 4.250 stroke, One Piece Rear Seal, Req's Narrowed Rod Bearings, Lightened Rod Journals, Nitride, 6.385 in. Rod
Part Number: SUM-BBC425063852
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Summit Chevy LS 4340 Forged Steel Crankshaft, 3.622 stroke, 24X Reluctor, Gun-drilled and Lightened, Nitride Hardened, Narrowed Rod Bearings Req.
Part Number: SUM-180LS362224
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Block, Cast Iron, 2-Bolt Mains, 3.927 in. Bore, Clearanced, 1-Piece Rear Seal, Dodge, RAM, Hemi, Gen III, Each
Part Number: SUM-150160
Estimated Ship Date: Today
Estimated Ship Date: Today
BB Ford 460 Forged Steel crank, 4.500 Stroke, Designed for 6.700 in. Rod, Nitride Hardened, Straight Shot oiling, Req's narrowed Rod Bearings
Part Number: SUM-BBF460450022
Estimated Ship Date: Today
Estimated Ship Date: Today
SB Mopar 360 Forged Steel Crank, 3.580 stroke, 6.123 in. Rod, May Req. Heavy Metal, Lightning Holes on Rod Journals, Narrowed Rod Bearings Req.
Part Number: SUM-MOP3603580
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
SB Mopar 360 Forged Steel Crank, 4.000 stroke, 6.123 in. Rod, May Req. Heavy Metal, Lightning Holes on Rod Journals, Narrowed Rod Bearings Req.
Part Number: SUM-MOP3604000
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
SB Mopar 340 Forged Steel Crank, 3.580 stroke, 6.123 in. Rod, May Req. Heavy Metal, Lightning Holes on Rod Journals, Narrowed Rod Bearings Req.
Part Number: SUM-MOP34033106
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Chevy Gen. 5 LT, 4340 Forged Steel Crankshaft, 4.000 stroke, 58X Reluctor, Gun-drilled and Lightened, Nitride Hardened, Narrowed Rod Bearings Req.
Part Number: SUM-180LT400058
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Chevy LS 4340 Forged Steel Crankshaft, 4.000 stroke, Center Counterweighted, 58X Reluctor, Lightened, Nitride Hardened, Narrowed Rod Bearings Req.
Part Number: SUM-LSCCW400058X
Not Yet Reviewed
Cylinder Heads, Race-Rite, Aluminum, Straight Plug, Bare, 67cc Chamber, 200cc Intake, Chevy, 327, 350, 400
Part Number: BRO-1010003S
Not Yet Reviewed
Estimated Ship Date: Dec 10, 2025 if ordered today
Estimated Ship Date: Dec 10, 2025 if ordered today
Crankshaft, Compstar 4340 Forged LS, 4.000 Stroke, Internal Balance, 8 counterweight, 6-bolt Flange, Standard Snout. 58-tooth GM Reluctor, Ea.
Part Number: CPI-APO31Q-CS58
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, 2.200 in. Pin, Chevy, 454
Part Number: CPI-BBP425-CS
Estimated Ship Date: Today
Estimated Ship Date: Today
Crankshaft, Standard Weight, Forged 4340 Steel, 4.250 in. Engine Stroke, Ford, Big Block FE, Each
Part Number: SCA-4FE200
Estimated Ship Date: Today
Estimated Ship Date: Today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chrysler, 360, Each
Part Number: SCA-436020
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Accessory Drive Systems, High-Mount Base Kit, Holley Oiling System, Serpentine, Black Powdercoated Finish, Ford 7.3L Godzilla, Kit
Part Number: HLY-20-320BK
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, 6.385 Rod, Chevy, 454, Each
Part Number: SCA-445425L
Estimated Ship Date: Today
Estimated Ship Date: Today
Crankshaft, 2-Piece Seal, External Balance, Forged 4340 Steel, 4.000 in. Stroke, 6.135 Rod, Chevy, 454, Each
Part Number: SCA-445410
Estimated Ship Date: Today
Estimated Ship Date: Today
Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 409, Each
Part Number: SCA-440910
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Crankshaft, Standard Weight, Forged 4340 Steel, 4.250 in. Stroke, Internal Balance, Chevy, 454, Each
Part Number: SCA-445425C
Estimated Ship Date: Today
Estimated Ship Date: Today
CRANKSHAFT
Part Number: SCA-773503760
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Forged 4340 Standard Weight
Part Number: SCA-4426015
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.