Availability
1991 Pistons
Piston, Forged, Dish, Single Valve Relief, 4.530 in. Bore, 4.250 in. Stroke, 6.135 in. Rod, 1.520 in. Compression, Chevy, Each
Part Number: JEP-257953-1
Not Yet Reviewed
Estimated Ship Date: Apr 21, 2026 if ordered today
Estimated Ship Date: Apr 21, 2026 if ordered today
Piston, Forged, Dome, 2-Valve Reliefs, 4.530 in. Bore, 4.250 in. Stroke, 6.535 in. Rod, 1.120 in. Compression, Chevy, Each
Part Number: JEP-258218-1
Not Yet Reviewed
Estimated Ship Date: Apr 21, 2026 if ordered today
Estimated Ship Date: Apr 21, 2026 if ordered today
Piston and Ring Kit, Powerpak Plus, ASCS Sprint, 22 Degree, Gas Ported, Dome, 4.045 in. Bore, 3.500 in. Stroke, Forged Aluminum, Chevy, Set of 8
Part Number: MLE-930167545
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Pistons, Forged, Flat Top, Single Valve Relief, 4.310 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.640 in. Compression, Chevy, Set of 8
Part Number: JEP-257981-8
Not Yet Reviewed
Estimated Ship Date: Apr 21, 2026 if ordered today
Estimated Ship Date: Apr 21, 2026 if ordered today
BMW S14B32 13:1 KIT
Part Number: JEP-321362-4
Not Yet Reviewed
Estimated Ship Date: Apr 21, 2026 if ordered today
Estimated Ship Date: Apr 21, 2026 if ordered today
Piston and Ring Kit, Powerpack Plus, Gas Ported, Flat Top, Forged Aluminum, 3.766 in. Bore, 3.480 in. Stroke, Chevy, Set of 8
Part Number: MLE-930205566
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Pistons, Cast, Dish, 90.3mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Isuzu, L4, Set of 4
Part Number: UEM-9084-1-0MM
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Pistons, Hyperuetectic, Dish, 93.98mm Bore, 1.5mm, 1.5mm, 3.0mm Ring Grooves, GM, V6, Set of 6
Part Number: UEM-1743H-STD
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Pistons, Cast, Dish, 86mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Ford, Mazda, L4, Set of 4
Part Number: UEM-3100-STD
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Piston and Ring Kit, Claimer, Hypereutectic, Flat, 4.020 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-9909HCKTD020
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Pistons, Cast, Dish, 4.040 in. Bore, Cummins, L6, Diesel, Each
Part Number: SLP-2744PN50MM
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Pistons, Hypereutectic, Dish, 76mm Bore, 1.2mm, 1.5mm, 2.8mm Ring Grooves, GM, Suzuki, Set of 4
Part Number: UEM-3414H-1-0MM
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Pistons, Hypereutectic, Dish, 4.020 in. Bore, 1.5mm, 1.5mm, 3.0mm Ring Grooves, GM, Set of 6
Part Number: UEM-3455H-020
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Pistons, Cast, Dish, 3.900 in. Bore, 5/64 in., 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 8
Part Number: UEM-3163-STD
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.000 in. Bore, GM, Kit
Part Number: UEM-KB223KTM-STD
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Pistons, Cast, Dish, 86.75mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mazda, L4, Set of 4
Part Number: UEM-3100-75MM
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Pistons, Hypereutectic, Dish, 4.040 in. Bore, 1.5mm, 1.5mm, 3.0mm Ring Grooves, GM, Set of 6
Part Number: UEM-3455H-040
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Pistons, Cast, Flat, 3.681 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, L4, Set of 4
Part Number: UEM-1192-STD
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Pistons, Professional Series, Forged Dish, 4.600 in. Bore, Chevy, 7.4L, 8.2L, Set of 8
Part Number: WIS-K496B100
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Pistons, Cast, Flat, 87.5mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mopar, Mitsubishi, L4, Set of 4
Part Number: UEM-3225-1-0MM
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Pistons, Cast, Dish, 3.960 in. Bore, 5/64 in., 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 8
Part Number: UEM-3163-060
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Piston and Ring Kit, Claimer, Hypereutectic, Dome, 4.060 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-9904HCKTM060
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Pistons, Hypereutectic, Dish, 91.2mm Bore, 1.5mm, 1.5mm, 3.0mm Ring Grooves, Ford, Set of 8
Part Number: UEM-3174HC-1-0MM
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Pistons, Forged, Flat Top, Single Valve Relief, 4.530 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Set of 8
Part Number: JEP-257972-8
Not Yet Reviewed
Estimated Ship Date: Apr 21, 2026 if ordered today
Estimated Ship Date: Apr 21, 2026 if ordered today
Pistons, Professional Series, Forged Aluminum, Dome, 4.600 in. Bore, Stroked, Chevy, Big Block, Each
Part Number: WIS-60159B100
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
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