1,832 Results Found For "Performance"

PRO BBC H.R. 1 Hydraulic Roller Cam, 4/7 Swap, 204/214 Duration @ .050, 110 LSA + 4 Adv. , .510/.510 with 1.7 ratio, .540/.540 with 1.8, Idle-5600

Part Number: SUM-1251

Not Yet Reviewed

Estimated Ship Date: Friday 11/28/2025

• Free Shipping

Forged Pro pistons BB Chevy 427, 4.310 bore, 1.765 C.H., 3.76 in. stroke, 6.135 in. rod, 27cc open/closed ch. Dome 10.5@110cc, 10.1@114cc, 9.7@119cc.

Part Number: SUM-BBC427060

Not Yet Reviewed

Estimated Ship Date: Friday 11/28/2025

• Free Shipping

Valve Covers, Circle Track, Tall, Steel, Natural, Plain, Chevy, Small Block, Pair

Part Number: SUM-G3290

2.67 out of 5 stars ( 3 )

Estimated Ship Date: Friday 11/28/2025

Piston Rings, Pro GPX Gas Ported, 4.310 in. Bore, File Fit, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP431064

Not Yet Reviewed

Estimated Ship Date: Friday 11/28/2025

• Free Shipping

Piston Rings, Pro GPX Gas Ported, 4.070 in. Bore, File Fit, Gas Nitrided, 1.2mm, 1.2mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP407012

Not Yet Reviewed

Estimated Ship Date: Friday 11/28/2025

• Free Shipping

Piston Rings, Pro GPX Gas Ported, 4.500 in. Bore, File Fit, Gas Nitrided, 0.043 in., 1/16 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP450046

Not Yet Reviewed

Estimated Ship Date: Friday 11/28/2025

• Free Shipping

Piston Rings, Plasma-Moly, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-134-CM553200

Not Yet Reviewed

Estimated Ship Date: Friday 11/28/2025

• Free Shipping

Forged Pro pistons BB Chevy 396, 4.125 bore, 1.765 C.H., 3.76 in. stroke, 6.135 in. rod, 32cc open/closed ch. Dome 10.5@110cc, 10.1@114cc, 9.6@119cc

Part Number: SUM-BBC396125

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 11/28/2025

• Free Shipping

Piston Rings, Pro GPX Gas Ported, 4.400 in. Bore, File Fit, Gas Nitrided, 1/16 in., 1/16 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP440016

Not Yet Reviewed

Estimated Ship Date: Friday 11/28/2025

• Free Shipping

Oil Pan Fasteners, LS Stainless Steel Oil Pan Bolt Sets, Flanged Hex Head, Stainless Steel, Natural, Chevy GM, LS/LSX, Gen III/IV, Kit

Part Number: SUM-910266

Not Yet Reviewed

Estimated Ship Date: Friday 11/28/2025

Cam and Lifter kit, Summit F303 Plus Hyd. Roller Cam, 226/234 Duration, 114 LSA + 4 Adv, .550/.540 1.6 Ratio, 3000-6500 Range, '85-1996 Roller Block

Part Number: SUM-K8902

Not Yet Reviewed

Estimated Ship Date: Friday 11/28/2025

• Free Shipping

Camshaft Kit, Pro LS, Hydraulic Roller Tappet, Advertised Duration 275/288, Lift .600/.600, Chevy GM, LS/LSX, Gen III/IV, Each

Part Number: SUM-8707-1DS

Not Yet Reviewed

Estimated Ship Date: Friday 11/28/2025

• Free Shipping

Cylinder Head Studs, Chromoly,12 point, Black oxide, Honda, Acura Vtec, B18 B20, Kit

Part Number: SUM-910525

Not Yet Reviewed

Estimated Ship Date: Friday 11/28/2025

• Free Shipping

Pro LS Piston and Rod Kit, 325 Cid., 3.780 bore, Standard 3.622 stroke, 6.125 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR36L7807

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Friday 11/28/2025

• Free Shipping

Check Valve, Crankcase Evacuation Replacement Component, Each

Part Number: SUM-120112

3.0 out of 5 stars ( 4 )

Estimated Ship Date: Friday 11/28/2025

Pro LS 4340 Piston and Rod Kit, 370 Cid., 4.030 bore, 3.622 stroke, 6.098 rod, 12cc dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR3603012

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Friday 11/28/2025

• Free Shipping

Pro LS 4340 Piston and Rod Kit, 365 Cid., 4.005 bore, 3.622 stroke, 6.125 rod, 12cc Dish, 9.6:1 @ 65cc, 9.2:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L00512

Not Yet Reviewed

Estimated Ship Date: Friday 11/28/2025

• Free Shipping

Piston Rings, Cast Iron, 4.310 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-133-683-60

Not Yet Reviewed

Estimated Ship Date: Friday 11/28/2025

Main Bearing, BB FORD 429 460 .001 Undersize, Set

Part Number: SUM-1039H-01

Not Yet Reviewed

Estimated Ship Date: Friday 11/28/2025

Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, BBF 460 .001 Extra Clearance, 3/4 Upper and Lower groove, set

Part Number: SUM-1039HXS

Not Yet Reviewed

Estimated Ship Date: Friday 11/28/2025

Summit Precision High-Tensile Tri-Metal Alloy COATED Racing Main Bearings, Chevy LS, .001 undersize (thicker), Racing 270 Deg. Oil groove, set

Part Number: SUM-7298HC01

Not Yet Reviewed

Estimated Ship Date: Friday 11/28/2025

• Free Shipping

Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, Gen. V LT, .001 Extra Clearance, 180 or 360 thrust, set

Part Number: SUM-7292HXS

Not Yet Reviewed

Estimated Ship Date: Friday 11/28/2025

• Free Shipping

Main Bearings, Race Series Main Bearing Sets, Stock Crankshaft Size, Tri-metal Copper-lead Alloy, Chevrolet, Big Block, Set of 5

Part Number: SUM-829HS

Not Yet Reviewed

Estimated Ship Date: Friday 11/28/2025

Main Bearings, Race Series Main Bearing Sets, 0.001 in. Crankshaft Undersize, Tri-metal Copper-lead Alloy, Chevrolet, Big Block, Set of 5

Part Number: SUM-829HXS

Not Yet Reviewed

Estimated Ship Date: Friday 11/28/2025

Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, SBC 400 .001 Extra Clearance, 3/4 Upper and Lower groove, set

Part Number: SUM-1038HXS

Not Yet Reviewed

Estimated Ship Date: Friday 11/28/2025