Availability
Pro LS 4340 Piston and Rod Kit, 417 Cid., 4.075 bore, 4.000 stroke, 6.125 rod, 21cc dish, 9.9:1 @ 65cc, 9.5:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR4007521
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Re-Ring, Cast, 4.25 in. Bore, Standard Rod, Dodge, Big Block, Kit
Part Number: FEM-205167-00
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Piston and Rod Kit, 347 Cid., 3.903 bore, 3.622 stroke, 6.098 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings
Part Number: SUM-PR369033
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Repair Kit, Top End, 42.950mm Bore, 8.40 to 1 Compression Ratio, Kawasaki, Kit
Part Number: NTI-NX-20060K
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
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: Today
Estimated Ship Date: Today
Pro LS 4340 Piston and Rod Kit, 410 Cid., 4.040 bore, 4.000 stroke, 6.125 rod, 8cc dish, 11.2:1 @ 65cc, 10.6:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR400408
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Piston and Rod Kit, 403 Cid., 4.005 bore, 4.000 stroke, 6.125 rod, 8cc dish, 11:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR400058
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Piston and Rod Kit, 346 Cid., 3.898 bore, 3.622 stroke, 6.125 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings
Part Number: SUM-PR36L8983
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Piston and Rod Kit, 416 Cid., 4.070 bore, 4.000 stroke, 6.125 rod, 6cc dish, 11.5:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR400706
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Piston and Rod Kit, 408 Cid., 4.030 bore, 4.000 stroke, 6.125 rod, 20cc dish, 9.8:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR4003020
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS Piston and Rod Kit, 332 Cid., 3.820 bore, Standard 3.622 stroke, 6.098 rod, 2cc dome, 11:1 @ 61cc, 10.5:1 @ 65cc, File-Fit Rings
Part Number: SUM-PR368202
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Re-Ring, Moly, 4 in. Bore, Standard Rod, Dodge, 360, Kit
Part Number: FEM-205683A-00
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Re-Ring, Moly, 3.551 in. Bore, Standard Rod, Standard Main, Ford, 5.4, Kit
Part Number: FEM-205-6953M300
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Re-Ring, Cast, 4 in. Bore, Standard Rod, Standard Main, Ford, 302, Kit
Part Number: FEM-205260M-000
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Repair Kit, Top End, 73.950mm Bore, 9.00 to 1 Compression Ratio, for use on Honda®, Kit
Part Number: NTI-NA-10002K
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Top End Engine Kit, Sidewinder Big Bore, Black Wrinkle Finish, 4 in., Forged Piston, Harley-Davidson®, Kit
Part Number: SSY-910-0651
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Engine Re-Ring, Moly, 4.250 in. Bore, .010 in. Rod, .010 in. Main, Chevy, 454, Kit
Part Number: FEM-205-6319M011
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Re-Ring, Moly, 4.110 in. Bore, Standard Rod, Standard Main, AMC, 360, Kit
Part Number: FEM-205715M-300
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
BOTTOM END KIT Polaris
Part Number: HRI-HR00114
Not Yet Reviewed
Estimated Ship Date: Nov 14, 2025 if ordered today
Estimated Ship Date: Nov 14, 2025 if ordered today
BOTTOM END KIT Polaris
Part Number: HRI-HR00117
Not Yet Reviewed
Estimated Ship Date: Nov 13, 2025 if ordered today
Estimated Ship Date: Nov 13, 2025 if ordered today
Repair Kit, Top End, 89.960mm Bore, 8.50 to 1 Compression Ratio, for use on Honda®, Kit
Part Number: NTI-NA-10000K
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Engine Re-Ring, Moly, 4 in. Bore, Standard Rod, Standard Main, Chevy, 350, Kit
Part Number: FEM-MK6037C-000
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Re-Ring, Moly, 3.940 in. Bore, .010 in. Rod, .010 in. Main, Chrysler, Dodge, Plymouth, 318, Kit
Part Number: FEM-205717M-311
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Re-Ring, Moly, 4.030 in. Bore, Standard Rod, Standard Main, Chrysler, 360, Kit
Part Number: FEM-205622AM-300
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Re-Ring, Cast, 4 in. Bore, Standard Rod, Standard Main, Chevy, 350, Kit
Part Number: FEM-2051151M-000
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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