Availability
Pistons
Piston, Cast, Dish, 87mm Bore, 1.2mm, 1.5mm, 2.8mm Ring Grooves, Eagle, Mitsubishi, Mopar, L4, Each
Part Number: UEM-S3221-5MM
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Piston, Hypereutectic, Flat, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Each
Part Number: UEM-SKB151-040
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Piston, Hypereutectic, Dome, 4.290 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each
Part Number: UEM-SKB176-040
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Pistons, Premium, Forged 2618 Aluminum, 4.060 in. Bore, 3.480 in. Stroke, Flat Top, Left Side, Chevy, Small Block, Each
Part Number: UEM-SIC623L-060
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Piston, Hypereutectic, Dome, 4.250 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each
Part Number: UEM-SKB211-STD
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Piston, Hypereutectic, Flat, 4.180 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Pontiac, V8, Each
Part Number: UEM-SKB304-060
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Piston, Hypereutectic, Dome, 4.280 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each
Part Number: UEM-SKB210-030
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Piston, Cast, Flat, 3.800 in. Bore, 5/64 in., 3/32 in., 3/16 in. Ring Grooves, Ford, Small Block, Each
Part Number: UEM-S1106-STD
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Pistons, Premium, Forged 2618 Aluminum, 4.313 in. Bore, 4.000 in. Stroke, Dome, Right Side, Chevy, Big Block, W-Series, Each
Part Number: UEM-SIC960R-038
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Pistons, Premium, Forged 2618 Aluminum, 4.030 in. Bore, 4.000 in. Stroke, Dish, Right Side, Dodge, Small Block, Magnum, Each
Part Number: UEM-SIC984R-030
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Piston, Forged, Dish, 2-Valve Reliefs, 3.790 in. Bore, 3.622 in. Stroke, 6.098 in. Rod, 1.314 in. Compression, Chevy, Left, Each
Part Number: JEP-315555L
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Pistons, Premium, Forged 2618 Aluminum, 4.150 in. Bore, 4.210 in. Stroke, Flat Top, Right Side, Pontiac, Each
Part Number: UEM-SIC888R-STD
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Piston, Hypereutectic, Dish, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each
Part Number: UEM-S9912HC-STD
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Piston, Cast, Dish, 3.766 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Small Block, Each
Part Number: UEM-S1449-030
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Piston, Hypereutectic, Dish, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, L6, Each
Part Number: UEM-S3158HC-020
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Piston, Hypereutectic, Dish, 4.390 in. Bore, 2.0mm, 2.0mm, 4.0mm Ring Grooves, Ford, Big Block, Each
Part Number: UEM-S3157HC-030
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Piston, Hypereutectic, Dish, 4.420 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Each
Part Number: UEM-SKB152-060
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Piston, Forged, Dish, 4-Valve Reliefs, 3.927 in. Bore, 3.110 in. Stroke, 5.138 in. Rod, 1.209 in. Compression, Subaru, Right, Each
Part Number: JEP-296348R
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Piston, Forged, Flat Top, 2-Valve Reliefs, 4.045 in. Bore, 3.500 in. Stroke, 6.000 in. Rod, 1.250 in. Compression, Chevy, Right, Each
Part Number: JEP-258031R
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Piston, Forged, Flat Top, Single Valve Relief, 4.350 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Each
Part Number: JEP-139480S
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Piston, Forged, Dome, 2-Valve Reliefs, 4.310 in. Bore, 4.250 in. Stroke, 6.135 in. Rod, 1.520 in. Compression, Chevy, Each
Part Number: JEP-139542S
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Piston, Forged, Dome, 2-Valve Reliefs, 4.470 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Each
Part Number: JEP-139534S
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Piston, Forged, Flat Top, Single Valve Relief, 4.280 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Each
Part Number: JEP-139477S
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Piston, Forged, Flat Top, 2-Valve Reliefs, 4.155 in. Bore, 3.750 in. Stroke, 5.700 in. Rod, 1.425 in. Compression, Chevy, Each
Part Number: JEP-138097S
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Piston, Forged, Flat Top, 2-Valve Reliefs, 4.155 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Each
Part Number: JEP-138100S
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
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