Availability
Engine Rotating Assemblies & Rebuild Kits
Pro LS 4340 Piston and Rod Kit, 408 Cid., 4.030 bore, 4.000 stroke, 6.125 rod, 8cc dish, 11.1:1 @ 65cc, 10.6:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR400308
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
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 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Pro LS 4340 Piston and Rod Kit, 416 Cid., 4.070 bore, 4.000 stroke, 6.125 rod, 21cc dish, 9.9:1 @ 65cc, 9.5:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR4007021
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Pro LS 4340 Piston and Rod Kit, 360 Cid., 3.785 bore, 4.000 stroke, 6.125 rod, 5cc dish, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings
Part Number: SUM-PR407855
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Pro LS 4340 Piston and Rod Kit, 364 Cid., 3.810 bore, 4.000 stroke, 6.125 rod, 12cc dish, 10:2 @ 61cc, 9.7:1 @ 65cc, File-Fit Rings
Part Number: SUM-PR4081012
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Pro LS 4340 Piston and Rod Kit, 367 Cid., 3.820 bore, 4.000 stroke, 6.125 rod, 12cc dish, 10:2 @ 61cc, 9.8:1 @ 65cc, File-Fit Rings
Part Number: SUM-PR4082012
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Pro LS 4340 Piston and Rod Kit, 367 Cid., 3.820 bore, 4.000 stroke, 6.125 rod, 5cc dish, 11:1 @ 61cc, 10.5:1 @ 65cc, File-Fit Rings
Part Number: SUM-PR408205
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Pro LS 4340 Piston and Rod Kit, 383 Cid., 3.903 bore, 4.000 stroke, 6.125 rod, 16cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings
Part Number: SUM-PR4090316
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Pro LS 4340 Piston and Rod Kit, 383 Cid., 3.903 bore, 4.000 stroke, 6.125 rod, 5cc dish, 10.9:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings
Part Number: SUM-PR409035
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Pro LS Rotating Assembly, 330 Cid., 3.810 bore, Standard 3.622 stroke, 24X, 6.098 rod, 7cc dish, 9.8:1 @ 61cc, 9.4:1 @ 65cc, File-Fit ring, H Bearings
Part Number: SUM-R24368107
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Pro LS Rotating Assembly, 332 Cid., 3.820 bore, Standard 3.622 stroke, 24X, 6.098 rod, 2cc dome, 11:1 @ 61cc, 10.5:1 @ 65cc, File-Fit ring, H Bearings
Part Number: SUM-R24368202
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Pro LS 4340 Rotating Assembly, 364 Cid., 4.000 bore, 3.622 stroke, 24X, 6.125 rod,12cc Dish, 9.6:1 @ 65cc, 9.2:1 @ 70cc, File-Fit ring, H Bearings
Part Number: SUM-R2436L00012
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Pro LS 4340 Rotating Assembly, 365 Cid., 4.005 bore, 3.622 stroke, 24X, 6.125 rod, 12cc Dish, 9.6:1 @ 65cc, 9.2:1 @ 70cc, File-Fit rings, H Bearings
Part Number: SUM-R2436L00512
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
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 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Engine Rotating Kits, Pro LS Crank and Rod Kits, Forged 4340 Steel, 6.098 in. Connecting Rod Length, 4.000 in. Stroke, Chevy, 5.3L, 5.7L, 6.0L, Kit
Part Number: SUM-CR4024098
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
ROTATING ASSEMBLY
Part Number: ESP-B1612603057
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Rotating Assembly 432 PONTIAC
Part Number: SCA-1-41650
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
S&S 98 BIG BORE KIT BLK
Part Number: SSY-910-0481
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Engine Rotating Assembly, Cast Steel Crank, Forged Pistons, I-Beam Rods, Chevy, Small Block, Kit
Part Number: SCA-1-91205BI
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Competition, Standard Weight Forged Rotating Assembly
Part Number: SCA-1-41839BI
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Engine Re-Ring, Moly, 4 in. Bore, Standard Rod, Standard Main, Chevy, 350, Kit
Part Number: FEM-2056287M-000
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Repair Kit, Top End, 79.960mm Bore, 10.20 to 1 Compression Ratio, Polaris, Kit
Part Number: NTI-NA-50080-BK
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
ROTATING ASSEMBLY KIT-BBC 572 4.250/4.625 -3cc F
Part Number: MAN-38572RHXX
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
ROTATING ASSEMBLY KIT-BBC 632 4.750/4.600 43cc D
Part Number: MAN-29632R
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Engine Rotating Assembly, Street/Strip, Cast Crank, Hypereutectic Pistons, I-Beam Rods, Chevy, Small Block, Kit
Part Number: ESP-13054040
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
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