Availability
Engine Rotating Kits
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Pro LS 4340 Rotating Assembly, 408 Cid., 4.030 bore, 4.000 stroke, 24X, 6.125 rod, 8cc dish, 11.1:1 @ 65cc, 10.6:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R24400308
Not Yet Reviewed
Estimated Ship Date: Oct 30, 2026
Estimated Ship Date: Oct 30, 2026
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Pro LS 4340 Rotating Assembly, 408 Cid., 4.030 bore, 4.000 stroke, 24X, 6.125 rod, 20cc dish, 9.8:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R244003020
Estimated Ship Date: Oct 30, 2026
Estimated Ship Date: Oct 30, 2026
Engine Rotating Assembly, Street/Strip, Forged Piston, Forged Crank, I-Beam Rods, Chevy, Small Block, LS2, Kit
Part Number: ESP-B627144030
Estimated Ship Date: Dec 16, 2026
Estimated Ship Date: Dec 16, 2026
Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Small Block, Kit
Part Number: ESP-B12011030
Estimated Ship Date: Dec 14, 2026 if shipped by air
Estimated Ship Date: Dec 14, 2026 if shipped by air
Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Big Block, Kit
Part Number: ESP-B11012060
Estimated Ship Date: Dec 16, 2026
Estimated Ship Date: Dec 16, 2026
Pro LS 4340 Rotating Assembly, 415 Cid., 4.065 bore, 4.000 stroke, 24X, 6.125 rod, 6cc dish, 11.5:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R24400656
Estimated Ship Date: Oct 30, 2026
Estimated Ship Date: Oct 30, 2026
Pro LS 4340 Rotating Assembly, 383 Cid., 3.903 bore, 4.000 stroke, 24X, 6.125 rod, 5cc dish, 10.9:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings, H Bearings
Part Number: SUM-R24409035
Estimated Ship Date: Oct 30, 2026
Estimated Ship Date: Oct 30, 2026
Forged Rotating Assembly, 8.1L/496, 4.310 Bore, 4.250 Stroke, 6.385 in. Rod, Piston -15cc Dome, Steel Rings+Race Bearings -Coated/GP Rings opt..
Part Number: SUM-RABBC496014
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Pro LS 4340 Rotating Assembly, 403 Cid., 4.005 bore, 4.000 stroke, 24X, 6.125 rod, 8cc dish, 11:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R24400058
Not Yet Reviewed
Estimated Ship Date: Oct 30, 2026
Estimated Ship Date: Oct 30, 2026
Pro LS 4340 Rotating Assembly, 410 Cid., 4.040 bore, 4.000 stroke, 24X, 6.125 rod, 8cc dish, 11.2:1 @ 65cc, 10.6:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R24400408
Estimated Ship Date: Oct 30, 2026
Estimated Ship Date: Oct 30, 2026
Engine Rotating Assembly, Series 9000, Cast Crank, Forged Pistons, I-Beam Rods, Mopar, Small Block, Kit
Part Number: SCA-1-98112BI
Estimated Ship Date: Jan 4, 2027 if shipped by air
Estimated Ship Date: Jan 4, 2027 if shipped by air
Pro LS 4340 Rotating Assembly, 364 Cid., 3.810 bore, 4.000 stroke, 24X, 6.125 rod, 5cc dish, 11:1 @ 61cc, 10.5:1 @ 65cc, File-Fit Rings, H Bearings
Part Number: SUM-R24408105
Not Yet Reviewed
Estimated Ship Date: Oct 30, 2026
Estimated Ship Date: Oct 30, 2026
Engine Rotating Assembly, Series 9000, Cast Crank, Forged Pistons, I-Beam Rods, Ford, Big Block, Kit
Part Number: SCA-1-95105BE
Estimated Ship Date: Dec 31, 2026
Estimated Ship Date: Dec 31, 2026
Pro LS Rotating Assembly, 325 Cid., 3.780 bore, Standard 3.622 stroke, 24X, 6.098 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings, H Bearing
Part Number: SUM-R24367807
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Ford, Small Block, Kit
Part Number: ESP-B14125030
Estimated Ship Date: Dec 14, 2026 if shipped by air
Estimated Ship Date: Dec 14, 2026 if shipped by air
Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Ford, Small Block, Kit
Part Number: ESP-B14003030
Estimated Ship Date: Jan 11, 2027 if shipped by air
Estimated Ship Date: Jan 11, 2027 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: Oct 30, 2026
Estimated Ship Date: Oct 30, 2026
Engine Rotating Assembly, Street/Strip, Cast Crank, Forged Pistons, I-Beam Rods, Chevy, Big Block, Kit
Part Number: ESP-B18022030
Estimated Ship Date: Dec 16, 2026
Estimated Ship Date: Dec 16, 2026
Rotating Assembly, Competition, Forged 4340 Crankshaft, Forged Flat Pistons, 2 pc. Seal, Ford, 408, Kit
Part Number: ESP-14702030
Not Yet Reviewed
Estimated Ship Date: Dec 16, 2026
Estimated Ship Date: Dec 16, 2026
Pro LS 4340 Rotating Assembly, 364 Cid., 3.810 bore, 4.000 stroke, 24X, 6.125 rod, 12cc dish, 10:2 @ 61cc, 9.7:1 @ 65cc, File-Fit Rings, H Bearings
Part Number: SUM-R244081012
Not Yet Reviewed
Estimated Ship Date: Oct 30, 2026
Estimated Ship Date: Oct 30, 2026
Engine Rotating Assembly, Forged Crank, Forged Pistons, H-Beam Rods, Ford, Small Block, Kit
Part Number: SCA-1-45310
Estimated Ship Date: Jan 4, 2027 if shipped by air
Estimated Ship Date: Jan 4, 2027 if shipped by air
ROTATING ASSEMBLY
Part Number: SCA-1-94306BI040
Not Yet Reviewed
Estimated Ship Date: Jan 4, 2027 if shipped by air
Estimated Ship Date: Jan 4, 2027 if shipped by air
Pro LS 4340 Rotating Assembly, 364 Cid., 4.000 bore, 3.622 stroke, 58x, 6.098 rod, 12cc dish, 9.6:1 @ 65cc, 9.2:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R583600012
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS Rotating Assembly, 364 Cid., 4.000 bore, 3.622 stroke, 58x, 6.098 rod, 2cc Flat Top, 10.7:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R58360002
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
ROTATING ASSEMBLY
Part Number: SCA-1-94165BE040
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2026
Estimated Ship Date: Dec 30, 2026
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