Summit Racing Engines & Components

Piston Rings, Plasma-Moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-134-CM553100

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

SB Chevy Forged Steel crankshaft, 3.750 Stroke, Two Piece Rear Seal, Req. Narrowed Rod Bearings, Lightened, Nitride, Designed for 6.000 in. Rod

Part Number: SUM-SBC4003750

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Piston, Pro LS, 3.780 in. Bore, Forged Aluminum, Dome, 0.943 Pin Diameter, Chevy, Each

Part Number: SUM-326S43780-2F

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Special Order

Piston Rings, Pro HEMI, 3.927 in. bore, File-fit 1.2mm Nitride Steel Top, 1.2mm Ductile Second, 3.0mm Std. Tension Oil, 8 Cylinders, Set

Part Number: SUM-392712

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Piston Rings, Gas Nitride Steel Top, Ductile second, Std. Tension oil, File Fit for 4.150 in. bore 1.2mm, 1.2mm, 3.0mm, Set

Part Number: SUM-136SN9050025

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Balancer Counterweight, Ford, Small Block, 28 oz., use with SUM-C4269 or SUM-C4270, Each

Part Number: SUM-35269

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Forged Pro pistons BB Chevy 540, 4.500 bore, 1.270 C.H., 4.25 in. stroke, 6.385 in. rod, 8cc open/closed ch. Dome 10.6@110cc, 10.2@114cc, 10:1@119cc.

Part Number: SUM-BBC540STD

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Forged Pro pistons BB Chevy 565, 4.600 bore, 1.270 C.H., 4.25 in. stroke, 6.385 rod, 8cc open/closed chamber Dome 11:1@110cc, 10.7@114cc, 10.2@119cc.

Part Number: SUM-BBC5404600

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Summit Precision High-Tensile Tri-Metal Alloy COATED Racing Rod Bearings, BBC, Doweled, .010 undersize (thicker), set

Part Number: SUM-743HDC10

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

• Free Shipping

Forged Pro pistons BB Chevy 565, 4.600 bore, 1.120 C.H., 4.25 in. stroke, 6.535 rod, 8cc open/closed chamber Dome 11:1@110cc, 10.7@114cc, 10.2@119cc.

Part Number: SUM-BBC54046008L

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Forged Pro pistons BB Chevy 502, 4.500 bore, 1.645 C.H., 4 in. stroke, 6.135 in. rod, 12cc open/closed chamber Dome 10.5@110cc, 10.2@114cc, 9.8@119cc.

Part Number: SUM-BBC502STD

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Valvetrain Upgrade, Chevy, 4.8, 5.3, 5.7, 6.0L, Kit

Part Number: SME-K-14300

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Feb 2, 2026 if ordered today

• Free Shipping
• Special Order

Summit 4340 Forged Crankshaft, SBF Windsor, 3.000 in Stroke, 28 oz. Balancer, Narrowed Rod Bearings, 1.375 Pilot Bearing, Designed for 5.090 in. Rod

Part Number: SUM-SBF3023000E

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Summit HDR LS1 LS2 LS3 LQ9 11/32 7.450 Length, Premium One-Piece .120 Wall 4130 Seamless Chromoly Pushrods, 210 degree ends Heat-Treated, Set of 16

Part Number: SUM-14917450

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

• Free Shipping

Summit HDR LS1 LS2 LS3 LQ9 Pushrods 5/16 7.425 Length, Premium One-Piece .105 Wall 4130 Seamless Chromoly 210 degree ends, Heat-Treated, Set of 16

Part Number: SUM-14957425

Not Yet Reviewed

Estimated Ship Date: Oct 24, 2025 if ordered today

• Free Shipping
• Special Order

Summit HDR Pushrods 5/16 6.500 Length, Premium One-Piece .105 Wall 4130 Seamless Chromoly 210 degree ends, Heat-Treated, Set of 16

Part Number: SUM-14956500

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 17, 2025 if ordered today

• Free Shipping
• Special Order

Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, SBC 327 Main Standard Clearance, 3/4 Upper and Lower groove, set

Part Number: SUM-429HS

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Cylinder Head Studs, Extreme Duty, 12-Point Head, Subaru, 2.0L, 2.2L, 2.5L, Kit

Part Number: SUM-910527

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Main Bearings, 1/2 Groove, .001 in. Crankshaft Undersize, Bi Metal, Silicon Aluminum, Chevy, Small Block, Set of 5

Part Number: SUM-172001

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Nov 24, 2025 if ordered today

• Special Order

Valve Covers, Stock Height, Engine Dress Up, Breather, Timing Cover, Black Powdercoat, Chevy, Small Block, Kit

Part Number: SUM-7001SBS

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Piston, Hypereutectic, Flat, 4.060 in. Bore, Chevy, Each

Part Number: SUM-17351C-60-1

Not Yet Reviewed

Estimated Ship Date: Nov 25, 2025 if ordered today

• Special Order

Timing Gear, Adjustable, Billet Steel, 3-Bolt, 1X, Single Row, Standard Size, Chevy LS, Each

Part Number: SUM-G6643-1X

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Summit Precision High-Tensile Tri-Metal Alloy COATED Racing Rod Bearings, SBC 2.100 pin, .708 Narrowed, Standard Clearance, set

Part Number: SUM-1227HCS

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Pistons, Hypereutectic, Dished, 4.000 in. Bore, Chevy, Set of 8

Part Number: SUM-17383C-00

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

• Free Shipping

Piston Rings, Pro GPX Gas Ported, 4.185 in. Bore, File Fit, Gas Nitrided, 1.5mm, 1.5mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP418515

Not Yet Reviewed

Estimated Ship Date: Oct 24, 2025 if ordered today

• Free Shipping
• Special Order