KB Pistons & Piston Rings

Piston and Ring Kit, Claimer, Hypereutectic, Dish, 4.040 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-9912HCKTM040

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Flat, 4.342 in. Bore, Mopar, Big Block, Kit

Part Number: UEM-KB240KTM-STD

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Step Head, 4.382 in. Bore, Mopar, Big Block, Kit

Part Number: UEM-KB280KTM-040

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Dome, 4.390 in. Bore, Ford, Big Block, Kit

Part Number: UEM-KB401KTD-030

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

KB Claimer Piston - Chevy 383, Rod 5.700, Dish 18cc 2V

Part Number: UEM-9956HC-060

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, KB Performance, 4.400 in. Bore, Flat, 1.900 in. Compression Ht., Press/Float Pin, 5/64 x 5/64 x 3/16 Ring Grooves, with Rings, Ford, V8, Kit

Part Number: UEM-KB368KTM-040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 6, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Dome, 4.125 in. Bore, Chevy, Big Block, Kit

Part Number: UEM-KB361KTM-STD

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Dish, 4.390 in. Bore, Oldsmobile, V8, Kit

Part Number: UEM-KB405KTD-039

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Pistons, Hypereutectic, Flat, 4.165 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-9907HC-040

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Pistons, Hypereutectic, Flat, 4.145 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-9907HC-020

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Flat, 4.180 in. Bore, Pontiac, V8, Kit

Part Number: UEM-KB222KTM-030

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Step Dish, 4.170 in. Bore, Ford, Big Block FE, Kit

Part Number: UEM-KB378KTM-040

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Flat, 3.810 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Set of 4

Part Number: UEM-KB218-030

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Dome, 4.250 in. Bore, Mopar, Big Block, Kit

Part Number: UEM-KB400KTM-STD

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Piston and Ring Kit, Hypereutectic, Flat, 4.250 in. Bore, Mopar, Big Block, Kit

Part Number: UEM-KB162KTM-STD

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Dome, 4.280 in. Bore, Chevy, Big Block, Kit

Part Number: UEM-KB176KTM-030

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Dome, 3.910 in. Bore, Mopar, Small Block, Kit

Part Number: UEM-KB399KTM-STD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 7, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Flat, 4.270 in. Bore, Mopar, Big Block, Kit

Part Number: UEM-KB162KTM-020

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Dome, 4.390 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-KB401-030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 7, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Flat, 4.030 in. Bore, Ford, Small Block, Kit

Part Number: UEM-KB349KTM-030

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Flat, 4.180 in. Bore, Pontiac, V8, Kit

Part Number: UEM-KB133KTM-060

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Flat, 4.320 in. Bore, Chevy, Big Block, Kit

Part Number: UEM-KB202KTM-070

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Dome, 4.000 in. Bore, Mopar, Small Block, Kit

Part Number: UEM-KB190KTM-STD

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Dish, 4.165 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-KB147KTM-040

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Hypereutectic, Dish, 4.185 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-KB147KTM-060

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order