Availability
KB V-Twin Parts and Accessories
SD KB FORGED PISTON SET OF 2
Part Number: UEM-KB662LCA-STD
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 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: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
Piston and Ring Kit, Forged, 4.030 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit
Part Number: UEM-KB915C-030
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
Piston and Ring Kit, Forged, 3.508 in. Bore, Harley-Davidson®, 9.00:1 Compression Ratio, Kit
Part Number: UEM-KB922C-010
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
Piston and Ring Kit, Forged, 4.145 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit
Part Number: UEM-KB918C-020
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
Piston Set, KB Forged Coated Piston - Shovelhead Hemi Dome -42.3cc 88-98ci 1948-84 ROD -7.440
Part Number: UEM-KB928C030
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
Piston Set, Super Duty KB Forged Piston-/Twin Cam 120"
Part Number: UEM-KB715LCASTD
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, 3.538 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit
Part Number: UEM-KB414-040
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
Piston and Ring Kit, Forged, 4.135 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit
Part Number: UEM-KB918C-010
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
KB Forged Piston - Shovelhead Hemi Dome -53.60cc ROD -7.440
Part Number: UEM-KB659C005
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
Piston Set, Super Duty KB Forged Coated Anodized Piston - Big Bore 120" Milwaukee 8 114" and 117" bored to 4.125"
Part Number: UEM-KB542LCA030
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
KB Forged Piston - Twin Cam 88 Big Bore Dish +3.6cc (107ci) 1999-06 Rod-7.667
Part Number: UEM-KB911C020
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
Piston Set, Super Duty KB Forged Piston - Twin Cam 96 Big Bore Dome -3.6cc (103ci) 2007 To Present Rod -7.667
Part Number: UEM-KB909LCA010
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
KB Forged Piston - Twin Cam 88 Big Bore Dish +3.6cc (107ci) 1999-06 Rod-7.667
Part Number: UEM-KB911C005
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
KB Forged Piston - Shovelhead Hemi Dome -53.60cc ROD -7.440
Part Number: UEM-KB659CSTD
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, 3.528 in. Bore, Harley-Davidson®, 8.60;1 Compression Ratio, Kit
Part Number: UEM-KB258-030
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, 3.875 in. Bore, Indian, 9.80:1 Compression Ratio, Kit
Part Number: UEM-KB412-STD
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
Piston and Ring Kit, Forged, 3.885 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit
Part Number: UEM-KB905C-010
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, 3.518 in. Bore, Harley-Davidson®, 10.50;1 Compression Ratio, Kit
Part Number: UEM-KB266-020
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
Piston Set, KB Forged Coated Piston - Shovelhead Hemi Dome -58.2cc 88-98ci 1948-84 ROD -7.440
Part Number: UEM-KB930C030
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
Powersports Piston and Ring Kits, V-Twin, 88.8mm Bore, Hypereutectic Aluminum, Piston, Ring Set, Pin, Clips, Harley-Davidson®, V-Twin, Kit
Part Number: UEM-KB266-STD
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
"KB HYPER PISTON - SHOVELHEAD HEMI DOME -42.3cc, 88-89ci 1948-84 ROD-7.4440"
Part Number: UEM-KB294-STD
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, 3.880 in. Bore, Indian, 9.80:1 Compression Ratio, Kit
Part Number: UEM-KB412-005
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
Piston Set, KB Hyper Twin Cam 88 (88ci) 1998-2006 Rod-7.667 Bore-3.750 Stroke-4.000 C.H. 1.270 Flat Top +1cc
Part Number: UEM-KB425CSTD
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 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: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster