CHEVROLET Engines & Components

Rocker Arm Shaft Support, GM Genuine Part, Aluminum, Natural, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: ADO-12552203

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• $20.00 Summit Bucks

Crankshaft, 1-Piece Seal, External Balance, Cast Steel, 3.750 in. Stroke, Chevy, 350, Each

Part Number: SCA-9-103750L

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping
• $50.00 Summit Bucks

Lifter Valley Plates, GM Genuine Parts, Aluminum, Natural, Direct Replacement for LS1 Engines, Cadillac, Chevrolet, Pontiac, 5.7L, Each

Part Number: ADO-12577927

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• $20.00 Summit Bucks

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, 350, Each

Part Number: SCA-435056

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Nov 11, 2025 if ordered today

• Drop Ship
• Free Shipping
• $100.00 Summit Bucks
• Special Order

Connecting Rods, 4340, H-Beam, 12-Point, Cap Screw, 6.700 in. Length, Chevy, Big Block, Set of 8

Part Number: SCA-6670022

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• $75.00 Summit Bucks

Connecting Rods, 4340, I-Beam, 12-Point, Cap Screw, 6.100 in. Length, Chevy, Small Block, LS1, Set of 8

Part Number: SCA-26100944P

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Today

• Free Shipping
• $25.00 Summit Bucks

Crankshaft, 1-Piece Seal, Internal, External Balance, Forged 4340 Steel, 3.480 in. Stroke, Chevy, 350, Each

Part Number: SCA-435010L

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 11, 2025 if ordered today

• Drop Ship
• Free Shipping
• $100.00 Summit Bucks
• Special Order

Cylinder Heads, CNC Chambers, Aluminum, Assembled, 121cc Chamber, 345cc Intake, Chevy, Big Block, Pair

Part Number: AFR-2110-1

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping
• $250.00 Summit Bucks

Connecting Rods, 4340, H-Beam, 12-Point, Cap Screw, 6.000 in. Length, Chevy, Small Block, Set of 8

Part Number: SCA-6600021A

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping
• $75.00 Summit Bucks

Cylinder Heads, Aluminum, Oval Port, Assembled, CNC, 290cc Intake Runner, Chevy, Big Block, Pair

Part Number: AFR-3650

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 29, 2025 if ordered today

• Free Shipping
• $250.00 Summit Bucks
• Special Order

Valves, GM Genuine Parts Engine Valves, Intake, Steel, 4.812 in. Overall Length, Buick, Cadillac, Chevrolet, GMC, Hummer, Saab, Each

Part Number: ADO-12627971

Not Yet Reviewed

Estimated Ship Date: Today

• $20.00 Summit Bucks

Valves, GM Genuine Parts Engine Valves, Exhaust, Steel, 2.910 in. Overall Length, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-12678746

Not Yet Reviewed

Estimated Ship Date: Today

• $20.00 Summit Bucks

Crankshaft, Standard Weight, Forged 4340 Steel, 3.766 in. Stroke, Internal Balance, Chevy, 454, Each

Part Number: SCA-445405C

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• $100.00 Summit Bucks

Connecting Rods, 4340, H-Beam, 12-Point, Cap Screw, 6.100 in. Length, Chevy, 4.8/5.3/5.7/6.0L, Set of 8

Part Number: SCA-66100927

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping
• $75.00 Summit Bucks

Crankshaft, Standard Weight, Forged 4340 Steel, 4.125 in. Stroke, Internal Balance, Chevy, 6.0L, 6.2L, 7.0L

Part Number: SCA-4LS141265

Not Yet Reviewed

Estimated Ship Date: Nov 11, 2025 if ordered today

• Drop Ship
• Free Shipping
• $100.00 Summit Bucks
• Special Order

Piston, Dome, 4.280 in. Bore, 4.250 in. Stroke, 6.385 in. Rod Length, 1.5mm, 1.5mm, 3.0mm Ring Grooves, Chevy Big Block, Set of 8.

Part Number: PIS-1000307

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• $75.00 Summit Bucks

Connecting Rods, Forged 4340 Steel, Pro Sport H-Beam, 5.700 in. Length, ARP L19 Bolts, Chevrolet, Small Block Gen I, Set of 8

Part Number: SCA-6570021L19

Not Yet Reviewed

Estimated Ship Date: Nov 11, 2025 if ordered today

• Drop Ship
• Free Shipping
• $75.00 Summit Bucks
• Special Order

Connecting Rods, 4340, H-Beam, 12-Point, Cap Screw, Small Journal, 6.000 in. Length, Chevy, Small Block, Set of 8

Part Number: SCA-6600020QLS

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Nov 11, 2025 if ordered today

• Drop Ship
• Free Shipping
• $75.00 Summit Bucks
• Special Order

Cylinder Heads, Aluminum, Oval Port, Assembled, CNC, As Cast, 265cc Intake Runner, Chevy, Big Block, Pair

Part Number: AFR-3620-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 29, 2025 if ordered today

• Free Shipping
• $250.00 Summit Bucks
• Special Order

4340 Forged Pro Series Big Block Post

Part Number: SCA-773505621

Not Yet Reviewed

Estimated Ship Date: Nov 11, 2025 if ordered today

• Drop Ship
• Free Shipping
• $100.00 Summit Bucks
• Special Order

Crankshaft, 1-Piece Seal, External Balance, Forged 4340 Steel, 4.000 in. Stroke, 6.135 Rod, Chevy, 454, Each

Part Number: SCA-445410L

Not Yet Reviewed

Estimated Ship Date: Nov 12, 2025 if ordered today

• Free Shipping
• $100.00 Summit Bucks
• Special Order

Top End Engine Kit, Straight Plug Heads, Dual Plane Intake, Valve Covers, Gaskets, Head Bolts, Intake Manifold Bolts, Spark Plugs, Chevy, Kit

Part Number: AFR-3900-TEKT

Not Yet Reviewed

Estimated Ship Date: Oct 1, 2025 if ordered today

• Free Shipping
• $250.00 Summit Bucks
• Special Order

CRANKSHAFT

Part Number: SCA-773503760

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• $100.00 Summit Bucks

Crankshaft, Excalibur, One-piece Seal, Internal/External Balance, Forged 4340 Steel, 3.480 in. Stroke, Chevy, 350, Each

Part Number: SCA-735010L

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Free Shipping
• $100.00 Summit Bucks
• Special Order

Connecting Rods, Forged 4340 Steel, Pro Sport H-Beam, Stroker, 6.125 in. Length, ARP L19 Bolts, Chevrolet, Small Block Gen I, LS, LT, Set of 8

Part Number: SCA-S0012

Not Yet Reviewed

Estimated Ship Date: Nov 11, 2025 if ordered today

• Drop Ship
• Free Shipping
• $75.00 Summit Bucks
• Special Order