Availability
KB Engines & Components
Piston and Ring Kit, Hypereutectic, Flat, 4.020 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-KB404KTM-020
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.030 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-KB404KTM-030
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
KB Hyper Piston - Ford 3.7L Mercruiser 4 cyl
Part Number: UEM-KB413-030
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
KB Hyper Piston - Ford 3.7L Mercruiser 4 cyl
Part Number: UEM-KB413-040
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
KB Hyper Piston - Ford 3.7L Mercruiser 4 cyl
Part Number: UEM-KB413-STD
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Step Dish, 4.000 in. Bore, Ford, Small Block, Kit
Part Number: UEM-KB385KTM-STD
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Pistons, Hypereutectic, Step, 4.500 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8
Part Number: UEM-KB389-034
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Pistons, Hypereutectic, Step, 4.566 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8
Part Number: UEM-KB389-100
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Pistons, Hypereutectic, Dome, 4.350 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8
Part Number: UEM-KB397-100
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Pistons, Hypereutectic, Dome, 3.930 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8
Part Number: UEM-KB399-020
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Pistons, Hypereutectic, Dome, 3.910 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8
Part Number: UEM-KB399-STD
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Pistons, Hypereutectic, Step, 4.350 in. Bore, Chrysler, Dodge, Plymouth, Set of 8
Part Number: UEM-KB236-030
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Pistons, Hypereutectic, Step, 4.360 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8
Part Number: UEM-KB236-040
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Step Head, 4.350 in. Bore, Mopar, Big Block, Kit
Part Number: UEM-KB236KTM-030
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Pistons, Hypereutectic, Flat, 4.340 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8
Part Number: UEM-KB237-020
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Pistons, Hypereutectic, Flat, 88.5mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mopar, Set of 4
Part Number: UEM-KB239-1-0MM
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Pistons, Hypereutectic, Flat, 89mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mopar, Set of 4
Part Number: UEM-KB239-1-5MM
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Pistons, Hypereutectic, Flat, 4.362 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8
Part Number: UEM-KB240-020
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.362 in. Bore, Mopar, Big Block, Kit
Part Number: UEM-KB240KTM-020
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.402 in. Bore, Mopar, Big Block, Kit
Part Number: UEM-KB240KTM-060
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Pistons, Hypereutectic, Flat, 88.5mm Bore, 1.2mm, 1.2mm, 3.0mm Ring Grooves, Mopar, Set of 4
Part Number: UEM-KB241-1-0MM
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Pistons, Hypereutectic, Flat, 88.25mm Bore, 1.2mm, 1.2mm, 3.0mm Ring Grooves, Mopar, Set of 4
Part Number: UEM-KB241-75MM
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
1 Set KB241.5MM/1 Set 3445ED4.50MM
Part Number: UEM-KB241KTD-5MM
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
KB Hyper Piston - 4pk Chry 2.0L Rod 5.743 Flat Top 0cc No Valve. Kit with Rings
Part Number: UEM-KB241KTD10MM
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
PISTON/RING KIT
Part Number: UEM-KB241KTD75MM
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
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