Availability
Engine Rotating Kits
Showing In Stock Items. Show All 106 Items.
Pro LS Piston and Rod Kit, 370 Cid., 4.030 bore, 3.622 stroke, 6.125 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR36L0302
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
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Pro LS Piston and Rod Kit, 326 Cid, 3.785 bore, Standard 3.622 stroke, 6.125 rod, 2cc dome, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings
Part Number: SUM-PR36L7852
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
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
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Pro LS Rotating Assembly, 330 Cid., 3.810 bore, Standard 3.622 stroke, 24X, 6.125 rod, 7cc dish, 9.8:1 @ 61cc, 9.4:1 @ 65cc, File-Fit Rings, H Bearing
Part Number: SUM-R2436L8107
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Pro LS Piston and Rod Kit, 364 Cid., 4.000 bore, 3.622 stroke, 6.125 rod, 2cc Flat Top, 10.7:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR36L0002
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Pro LS 4340 Piston and Rod Kit, 370 Cid., 4.030 bore, 3.622 stroke, 6.125 rod, 12cc Dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR36L03012
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Pro LS Piston and Rod Kit, 365 Cid., 4.005 bore, 3.622 stroke, 6.125 rod, 2cc Flat Top, 10.8:1 @ 65cc, 10.2:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR36L0052
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
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: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Pro LS Piston and Rod Kit, 325 Cid, 3.780 bore, Standard 3.622 stroke, 6.125 rod, 2cc dome, 10.9:1 @ 61cc, 10.3:1 @ 65cc, File-Fit Rings
Part Number: SUM-PR36L7802
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Pro LS Piston and Rod Kit, 330 Cid., 3.810 bore, Standard 3.622 stroke, 6.125 rod, 7cc dish, 9.8:1 @ 61cc, 9.4:1 @ 65cc, File-Fit Rings
Part Number: SUM-PR36L8107
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Pro LS Rotating Assembly, 370 Cid., 4.030 bore, 3.622 stroke, 24X, 6.125 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit rings, H Bearings
Part Number: SUM-R2436L0302
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Pro LS Piston and Rod Kit, 326 Cid., 3.785 bore, Standard 3.622 stroke, 6.125 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings
Part Number: SUM-PR36L7857
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Pro LS Rotating Assembly, 365 Cid., 4.005 bore, 3.622 stroke, 24X, 6.125 rod, 2cc Flat Top, 10.8:1 @ 65cc, 10.2:1 @ 70cc, File-Fit rings, H Bearings
Part Number: SUM-R2436L0052
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Pro LS 4340 Rotating Assembly, 376 Cid., 4.065 bore, 3.622 stroke, 58x, 6.125 rod, 12cc dish, 9.9:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R5836L06512
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Pro LS 4340 Rotating Assembly, 346 Cid., 3.898 bore, 3.622 stroke, 24X, 6.125 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings, H Bearings
Part Number: SUM-R2436L8983
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Pro LS Rotating Assembly, 330 Cid., 3.810 bore, Standard 3.622 stroke, 24X, 6.125 rod, 2cc dome, 11:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings, H Bearing
Part Number: SUM-R2436L8102
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Pro LS 4340 Piston and Rod Kit, 376 Cid., 4.065 bore, 3.622 stroke, 6.125 rod, 12cc dish, 9.9:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR36L06512
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Pro LS Rotating Assembly, 326 Cid, 3.785 bore, Standard 3.622 stroke, 58x, 6.125 rod, 2cc dome, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Ring, H Bearing
Part Number: SUM-R5836L7852
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 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 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Pro LS 4340 Piston and Rod Kit, 376 Cid., 4.065 bore, 3.622 stroke, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR36L0652
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Pro LS 4340 Piston and Rod Kit, 346 Cid., 3.898 bore, 3.622 stroke, 6.125 rod, 7cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings
Part Number: SUM-PR36L8987
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Pro LS Rotating Assembly, 325 Cid., 3.780 bore, Standard 3.622 stroke, 24X, 6.125 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings, H Bearing
Part Number: SUM-R2436L7807
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Pro LS 4340 Rotating Assembly, 370 Cid., 4.030 bore, 3.622 stroke, 24X, 6.125 rod, 12cc Dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit rings, H Bearings
Part Number: SUM-R2436L03012
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Pro LS 4340 Piston and Rod Kit, 364 Cid., 4.000 bore, 3.622 stroke, 6.125 rod, 12cc Dish, 9.6:1 @ 65cc, 9.2:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR36L00012
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Pro LS Piston and Rod Kit, 330 Cid., 3.810 bore, Standard 3.622 stroke, 6.125 rod, 2cc dome, 11:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings
Part Number: SUM-PR36L8102
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
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