Availability
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, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.875 in. Stroke, 2.100 in. Pin, Chevy, 350
Part Number: CPI-SAM113-CS
Estimated Ship Date: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 if ordered today
Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 4.750 in. Stroke, 2.200 Pin, Chevrolet, Each
Part Number: CPI-BBS425-CS
Estimated Ship Date: Today
Estimated Ship Date: Today
Crankshaft, Compstar 4340 Forged LS, 4.000 Stroke, Internal Balance, 8 counterweight, 6-bolt Flange, Standard Snout, Each
Part Number: CPI-APO-31Q-CS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Crankshaft, Compstar, 2-piece Rear Main Seal Style, Internal Engine Balance, Forged 4340 Steel, 3.480 in. Stroke, Lightened, Chevrolet, 5.7L, Each
Part Number: CPI-SAF143-CC
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Connecting Rods, H Beam, 6.535 in. Length, Chromoly 4340 Steel, 2.200 in, Journal Diameter, 0.990 in Floating Wrist Pin, ARP Cap Screws, Chevy BB, Set
Part Number: CPI-S0007
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Crankshaft, Compstar 4340 Forged LS, 4.000 Stroke, Internal Balance, 8 counterweight, 6-bolt Flange, Standard Post. Includes 24-tooth GM Reluctor, Ea.
Part Number: CPI-APO31Q-CS24
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Connecting Rods, H Beam, 6.385 in. Length, Chromoly 4340 Steel, 2.200 in, Journal Diameter, 0.990 in Floating Wrist Pin, ARP Cap Screws, Chevy BB, Set
Part Number: CPI-S0006
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Connecting Rods, H Beam, 6.700 in. Length, Chromoly 4340 Steel, 2.200 in, Journal Diameter, 0.990 in Floating Wrist Pin, ARP Cap Screws, Chevy BB, Set
Part Number: CPI-S0008
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Crankshaft, Compstar, Forged 4340 Steel, 4.125 in. Stroke, 6.125 in. Rod, Internal Balance, Chevy, LS, 58X Reluctor, Each
Part Number: CPI-APU31QCS
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, 2.100 in. Pin, Chevy, 350
Part Number: CPI-SAJ113-CC
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
CRANKSHAFT
Part Number: CPI-APH31Q-CS
Not Yet Reviewed
Estimated Ship Date: Jan 7, 2026 if ordered today
Estimated Ship Date: Jan 7, 2026 if ordered today
Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.375 in. Stroke, 2.200 in. Pin, Chevy, 454
Part Number: CPI-BBB425-CS
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Crankshaft, Compstar, 2-piece Rear Main Seal Style, Internal/External Balance, Forged 4340 Steel, 4.500 in. Stroke, Large Snout, Chevrolet, 7.4L, Each
Part Number: CPI-BBQ425-CS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.335 in. Stroke, 2.000 in. Pin, Chevy, 350
Part Number: CPI-SAX143-CC
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
Crankshaft, Forged 4340 Steel, 4.000 in. Stroke, Internal Balance, 8 Counterweight, Chevy, Small Block, Gen V, Each
Part Number: CPI-5TO-31Q-CS
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Crankshaft, Compstar 8 CTWT, 1-Piece Seal, Forged 4340 Steel, 4.080 in. Stroke, 6.125 in. Rod, 2.100 Pin, Internal Balance, Mopar, Hemi Gen III, Each
Part Number: CPI-YYA-E1Q-CS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
COMPSTAR LS 8 CTWT CRANK 4.000/2.559/2.100 DRY SUMP
Part Number: CPI-5UO-31Q-CS
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
COMPSTAR LT2 8 CTWT CRANK 3.625/2.559/2.100 WET SUMP
Part Number: CPI-5SH-31Q-CS
Not Yet Reviewed
Estimated Ship Date: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 if ordered today
Crankshaft, 1-piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, 2.200 in. Pin, Chevy, 454
Part Number: CPI-IBP425-CS
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, 1.888 in. Pin, Chevy, 350
Part Number: CPI-SAF193-CC
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Crankshaft, Compstar, Sport Series, Billet 4340 Steel, 3.898 in. / 99.9 mm Stroke, for use on Honda®, K Series, Each
Part Number: CPI-S22004
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
Crankshaft, Compstar, Sport Series, Billet 4340 Steel, 4.173 in. / 106 mm Stroke, for use on Honda®, K Series, Each
Part Number: CPI-S22005
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Crankshaft, Compstar, 1-Piece Seal, Forged 4340 Steel, 3.80 in. Stroke, 6.125 in. Rod, 2.100 Pin, Internal Balance, 8 CTWT, Mopar, Hemi, Gen III, Each
Part Number: CPI-YYK-E1Q-CS
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
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