Availability
Engines & Engine Parts
Piston and Ring Kit, Forged, 3.885 in. Bore, Harley-Davidson®, 9.25:1 Compression Ratio, Kit
Part Number: UEM-KB904C-010
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Piston and Ring Kit, Forged, 4.145 in. Bore, Harley-Davidson®, 9.50:1 Compression Ratio, Kit
Part Number: UEM-KB910C-020
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Piston and Ring Kit, Forged, 4.155 in. Bore, Harley-Davidson®, 9.50:1 Compression Ratio, Kit
Part Number: UEM-KB910C-030
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Piston and Ring Kit, Forged, 4.145 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit
Part Number: UEM-KB912C-020
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Piston and Ring Kit, Forged, 4.155 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit
Part Number: UEM-KB912C-030
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Piston and Ring Kit, Forged, 4.125 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit
Part Number: UEM-KB912C-STD
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, 3.497 in. Bore, Harley-Davidson®, 7.80;1 Compression Ratio, Kit
Part Number: UEM-KB263-070
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, 3.528 in. Bore, Harley-Davidson®, 10.50;1 Compression Ratio, Kit
Part Number: UEM-KB266-030
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, 3.895 in. Bore, Harley-Davidson®, 9.30:1 Compression Ratio, Kit
Part Number: UEM-KB348-020
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, 3.508 in. Bore, Harley-Davidson®, 9.10;1 Compression Ratio, Kit
Part Number: UEM-KB264-010
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, 3.528 in. Bore, Harley-Davidson®, 9.10;1 Compression Ratio, Kit
Part Number: UEM-KB264-030
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Piston and Ring Kit, Forged, 4.145 in. Bore, Harley-Davidson®, 9.50:1 Compression Ratio, Kit
Part Number: UEM-KB916C-020
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Piston and Ring Kit, Forged, 4.130 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit
Part Number: UEM-KB917C-005
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Piston and Ring Kit, Forged, 4.135 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit
Part Number: UEM-KB917C-010
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Piston and Ring Kit, Forged, 4.145 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit
Part Number: UEM-KB917C-020
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Piston and Ring Kit, Forged, 4.155 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit
Part Number: UEM-KB917C-030
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Piston and Ring Kit, Forged, 4.130 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit
Part Number: UEM-KB918C-005
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, 3.518 in. Bore, Harley-Davidson®, 7.20;1 Compression Ratio, Kit
Part Number: UEM-KB288-020
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, 3.188 in. Bore, Harley-Davidson®, 8.20;1 Compression Ratio, Kit
Part Number: UEM-KB292-STD
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, 3.503 in. Bore, Harley-Davidson®, 8.90:1 Compression Ratio, Kit
Part Number: UEM-KB295-005
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Repair Kit, Top End, 80.95mm Bore, 6.00 to 1 Compression Ratio, Polaris, Kit
Part Number: NTI-NA-50001-4K
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Piston and Ring Kit, Forged, 3.880 in. Bore, Harley-Davidson®, 9.50:1 Compression Ratio, Kit
Part Number: UEM-KB907C-005
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Rocker Arm, Trunnion Upgrade, Assembled, Cast Steel, 1.7 Ratio, Straight Body, Cathedral Port, Chevy, LS1, LS2, LS6, LQ4, LQ9, Each
Part Number: SUM-141556-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Rocker, PQx Platinum Series Shaft-Mount, Bushed, Roller Tip, Stainless Steel, Natural, 1.6 Ratio, Chrysler, Dodge, Big Block, Right Offset, Each
Part Number: PQX-3244012-R1
Not Yet Reviewed
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
Rocker Arms, High Energy, Non-roller, Steel, Natural, 3/8 in. Stud Mount, 1.5 Ratio, Long Slot Style, Chevrolet, 2.8L, 3.1L, 3.4L, Set of 12
Part Number: CCA-1216-12
Not Yet Reviewed
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
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