Availability
Engine Rotating Assemblies & Rebuild Kits
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 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Pro LS 4340 Rotating Assembly, 417 Cid., 4.080 bore, 4.000 stroke, 24X, 6.125 rod, 6cc dish, 11.6:1 @ 65cc, 11:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R24400806
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, 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: 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, 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 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, 58x, 6.125 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings, H Bearing
Part Number: SUM-R5836L7807
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, 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 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Engine Re-Ring, Cast, 4.360 in. Bore, Standard Rod, Ford, Big Block, Kit
Part Number: FEM-205137-00
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 Rebuild, Hypereutectic Dish, 4.000 in. Bore, .010 in. Crankshaft Undersize Rod, .010 in. Crankshaft Undersize Main, Chevy, 383
Part Number: SUM-SBCKIT2-011
Not Yet Reviewed
Cannot be shipped Internationally if shipped by air
Cannot be shipped Internationally if shipped by air
Engine Rebuild, Hypereutectic Dish, 4.060 in. Bore, .030 in. Crankshaft Undersize Rod, .030 in. Crankshaft Undersize Main, Chevy 383
Part Number: SUM-SBCKIT2-633
Not Yet Reviewed
Cannot be shipped Internationally if shipped by air
Cannot be shipped Internationally if shipped by air
Engine Rebuild, Hypereutectic Dish, 4.060 in. Bore, .010 in. Crankshaft Undersize Rod, .010 in. Crankshaft Undersize Main, Chevy 383
Part Number: SUM-SBCKIT2-611
Not Yet Reviewed
Cannot be shipped Internationally if shipped by air
Cannot be shipped Internationally if shipped by air
Engine Re-Ring, Cast, 3.910 in. Bore, Standard Rod, .010 in. Main, Dodge, 318, Kit
Part Number: FEM-205717M-001
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
Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT
Part Number: NTI-NA-30025-6K
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 Re-Ring, Cast, 4.155 in. Bore, .010 in. Rod, .010 in. Main, Chevy, 400, Kit
Part Number: FEM-205118M-011
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 Re-Ring, Cast, 3.910 in. Bore, Standard Rod, Standard Main, Dodge, 318, Kit
Part Number: FEM-205217AM-000
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 Re-Ring, Moly, 3.940 in. Bore, Standard Rod, Standard Main, Dodge, 318, Kit
Part Number: FEM-205743M-300
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 Re-Ring, Moly, 4.000 in. Bore, Standard Rod, Chevy, 350, Kit
Part Number: FEM-2056151-00
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 Re-Ring, Moly, 4 in. Bore, Standard Rod, Ford, 351/400, Kit
Part Number: FEM-205624-00
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
Mstr Kit w/o Pstn Pre Rings
Part Number: FEM-MK6152A-000
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 Re-Ring, Moly, 4.040 in. Bore, .020 in. Rod, .020 in. Main, Chevy, 350, Kit
Part Number: FEM-205-6037M422
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 Re-Ring, Moly, 4.000 in. Bore, .010 in. Rod, .020 in. Main, Chevy, 350, Kit
Part Number: FEM-2056038M-012
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 Re-Ring, Moly, 4 in. Bore, Standard Rod, Standard Main, Chevy, 350, Kit
Part Number: FEM-205-6279M000
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 Re-Ring, Moly, 4 in. Bore, Standard Rod, Standard Main, Chevy, 307, Kit
Part Number: FEM-205-6283M000
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 Re-Ring, Cast, 4 in. Bore, .010 in. Rod, .010 in. Main, Chevy, Small Block, Kit
Part Number: FEM-205162M-011
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 Re-Ring, Moly, 4 in. Bore, Standard Rod, Dodge, 360, Kit
Part Number: FEM-205622-00
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 Re-Ring, Cast, 3.910 in. Bore, Standard Rod, Standard Main, Dodge, 318, Kit
Part Number: FEM-205243M-000
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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