Availability
1981 Pistons & Piston Rings
Pistons, Cast, Flat, 89mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mopar, L4, Set of 4
Part Number: UEM-1287-1-5MM
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Pistons, Cast, Flat, 88mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mopar, L4, Set of 4
Part Number: UEM-1287-5MM
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Pistons, Cast, Flat, 87.5mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mopar, L4, Set of 4
Part Number: UEM-1287-STD
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Pistons, Hypereutectic, Flat, 92.1mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mitsubishi, Set of 4
Part Number: UEM-1288H-1-0MM
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Pistons, Hypereutectic, Flat, 91.1mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mitsubishi, Set of 4
Part Number: UEM-1288H-STD
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Pistons, Cast, Flat, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Mopar, Small Block, Set of 8
Part Number: UEM-1273-020
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Pistons, Cast, Flat, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Mopar, Small Block, Set of 8
Part Number: UEM-1273-030
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Pistons, Cast, Flat, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Small Block, Set of 8
Part Number: UEM-1273-STD
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Pistons, Hypereutectic, Dish, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8
Part Number: UEM-1279HC-020
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Pistons, Cast, Dish, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Small Block, Set of 8
Part Number: UEM-1472-020
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Pistons, Cast, Dish, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Small Block, Set of 8
Part Number: UEM-1472-040
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Pistons, Cast, Dish, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Small Block, Set of 8
Part Number: UEM-1472-060
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Pistons, Cast, Dish, 4.080 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Small Block, Set of 8
Part Number: UEM-1472-080
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Pistons, Aluminum, Shovelhead Engine, 3.625 in. Bore, Harley-Davidson®, Pair
Part Number: UEM-KB928C-020
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 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: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 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: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 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-KB930CSTD
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 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: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 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: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, 3.498 in. Bore, Harley-Davidson®, 8.30:1 Compression Ratio, Kit
Part Number: UEM-KB297-STD
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Pistons, Hypereutectic, Dish, 89mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mopar, Set of 4
Part Number: UEM-KB268-1-5MM
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, 3.503 in. Bore, Harley-Davidson®, 8.30:1 Compression Ratio, Kit
Part Number: UEM-KB297-005
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Pistons, Premium, Forged 2618 Aluminum, 4.375 in. Bore, 4.250 in. Stroke, Dome, Chevy, Big Block, Each
Part Number: UEM-SIC993-125
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Pistons, Hypereutectic, Dome, 4.290 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8
Part Number: UEM-3475HC-040
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Silvolite Hyper-Coated Piston - 7.4L GM (V8) 1981-90
Part Number: UEM-3403HC-030
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
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