Availability
Summit Racing Engine Kits & Rotating Assemblies
Pro LS 4340 Piston and Rod Kit, 371 Cid., 4.040 bore, 3.622 stroke, 6.098 rod, 12cc dish, 9.8:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR3604012
Not Yet Reviewed
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Engine Rotating Kits, Pro LS Crank and Rod Kits, Forged 4340 Steel, 6.125 in. Connecting Rod Length, 3.622 in. Stroke, Chevy, 5.3L, 5.7L, 6.0L, Kit
Part Number: SUM-CR3624125
Not Yet Reviewed
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Engine Rotating Kits, Pro LS Crank and Rod Kits, Forged 4340 Steel, 6.125 in. Connecting Rod Length, 3.622 in. Stroke, Chevy, 5.3L, 6.0L, 6.2L, Kit
Part Number: SUM-CR3658125
Not Yet Reviewed
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Pro LS 4340 Piston and Rod Kit, 359 Cid., 3.780 bore, 4.000 stroke, 6.125 rod, 5cc dish, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings
Part Number: SUM-PR407805
Not Yet Reviewed
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Pro LS 4340 Piston and Rod Kit, 364 Cid., 3.810 bore, 4.000 stroke, 6.125 rod, 5cc dish, 11:1 @ 61cc, 10.5:1 @ 65cc, File-Fit Rings
Part Number: SUM-PR408105
Not Yet Reviewed
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Engine Rebuild Kit, Hypereutectic Flat Top, Plasmamoly Rings, Stock Bore, .010 in. Under Bearings, Chevy, LS
Part Number: CMB-08-0069
Not Yet Reviewed
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Engine Kit, Flat-Top Piston/Moly Ring, Rod, Main, Gaskets, Oil Pump, Timing Set, Chevy, 355, Kit
Part Number: SES-3483002000
Not Yet Reviewed
Cannot be shipped Internationally if shipped by air
Cannot be shipped Internationally if shipped by air
Engine Kit, Moly Ring, Rod, Main, Gaskets, Oil Pump, Timing Set, Chevy, 350, Kit
Part Number: SES-3480210000
Not Yet Reviewed
Cannot be shipped Internationally if shipped by air
Cannot be shipped Internationally if shipped by air
Engine Rebuild, Hypereutectic Flat, 4.060 in. Bore, .030 in. Rod, .030 in. Main, Chevy, 350, Kit
Part Number: SUM-SBCKIT3-633
Not Yet Reviewed
Cannot be shipped Internationally if shipped by air
Cannot be shipped Internationally if shipped by air
Engine Rebuild, Hypereutectic Dish, 4.040 in. Bore, .030 in. Crankshaft Undersize Rod, .030 in. Crankshaft Undersize Main, Chevy 383
Part Number: SUM-SBCKIT2-433
Not Yet Reviewed
Cannot be shipped Internationally if shipped by air
Cannot be shipped Internationally if shipped by air
Engine Re-Ring, 4.060 in. Bore, .010 in. Rod, .020 in. Main, Chevy, Kit
Part Number: SUM-RRKIT1-612
Not Yet Reviewed
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Engine Kit, Moly Ring, Rod, Main, Gaskets, Oil Pump, Timing Set, Chevy, 360, Kit
Part Number: SES-3486000000
Not Yet Reviewed
Cannot be shipped Internationally if shipped by air
Cannot be shipped Internationally if shipped by air
Engine Re-Ring, 4.030 in. Bore, .010 in. Rod, .020 in. Main, Chevy, Kit
Part Number: SUM-RRKIT1-312
Not Yet Reviewed
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Engine Re-Ring, 4.030 in. Bore, .020 in. Rod, .010 in. Main, Chevy, Kit
Part Number: SUM-RRKIT1-321
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Engine Re-Ring, 4.060 in. Bore, .030 in. Rod, .030 in. Main, Chevy, Kit
Part Number: SUM-RRKIT1-633
Not Yet Reviewed
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Engine Kit, Dish-Top Piston/Moly Ring, Rod, Main, Gaskets, Oil Pump, Timing Set, Chevy, 357, Kit
Part Number: SES-3484111000
Not Yet Reviewed
Cannot be shipped Internationally if shipped by air
Cannot be shipped Internationally if shipped by air
Engine Rebuild, Hypereutectic Dish, 4.030 in. Bore, .020 in. Crankshaft Undersize Rod, .020 in. Crankshaft Undersize Main, Chevy 383
Part Number: SUM-SBCKIT2-322
Not Yet Reviewed
Cannot be shipped Internationally if shipped by air
Cannot be shipped Internationally if shipped by air
Engine Rebuild, Hypereutectic Flat, 4.000 in. Bore, .030 in. Rod, .030 in. Main, Chevy, 350, Kit
Part Number: SUM-SBCKIT3-033
Not Yet Reviewed
Cannot be shipped Internationally if shipped by air
Cannot be shipped Internationally if shipped by air
Engine Rebuild, Hypereutectic Dish, 4.030 in. Bore, .010 in. Crankshaft Undersize Rod, .020 in. Crankshaft Undersize Main, Chevy 383
Part Number: SUM-SBCKIT2-312
Not Yet Reviewed
Cannot be shipped Internationally if shipped by air
Cannot be shipped Internationally if shipped by air
Engine Rebuild, Hypereutectic Dish, 4.040 in. Bore, .020 in. Crankshaft Undersize Rod, .020 in. Crankshaft Undersize Main, Chevy 383
Part Number: SUM-SBCKIT2-422
Cannot be shipped Internationally if shipped by air
Cannot be shipped Internationally if shipped by air
Engine Rebuild, Hypereutectic Dish, 4.040 in. Bore, .030 in. Crankshaft Undersize Rod, .010 in. Crankshaft Undersize Main, Chevy 383
Part Number: SUM-SBCKIT2-431
Not Yet Reviewed
Cannot be shipped Internationally if shipped by air
Cannot be shipped Internationally if shipped by air
Pro LS 4340 Rotating Assembly, 417 Cid., 4.075 bore, 4.000 stroke, 24X, 6.125 rod, 21cc dish, 9.9:1 @ 65cc, 9.5:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R244007521
Not Yet Reviewed
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Pro LS Rotating Assembly, 326 Cid., 3.785 bore, Standard 3.622 stroke, 58x, 6.125 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings, H Bearing
Part Number: SUM-R5836L7857
Not Yet Reviewed
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Pro LS 4340 Rotating Assembly, 359 Cid., 3.780 bore, 4.000 stroke, 24X, 6.125 rod, 5cc dish, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings, H Bearings
Part Number: SUM-R24407805
Not Yet Reviewed
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Pro LS 4340 Piston and Rod Kit, 415 Cid., 4.065 bore, 4.000 stroke, 6.125 rod, 21cc dish, 9.9:1 @ 65cc, 9.5:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR4006521
Not Yet Reviewed
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster