Availability
Pistons
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Pistons, Hypereutectic, Flat, 4.125 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8
Part Number: UEM-9907HC-STD
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
BUILD IT WITH SUMMIT!
Forged Pro pistons for SB Chevy 400 Long Rod, 4.125 bore, 1.125 C.H., 3.75 in. stroke, 6 in. rod, 12cc Dish, 10.5@64cc, 10.2@67cc, 9.8@72cc.
Part Number: SUM-SBC400STDL
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Pistons, Hypereutectic, Flat, 4.125 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8
Part Number: UEM-9911HC-STD
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Piston Set, 400 SBC K2-FX Series -16cc Dish Top Piston Set. 4.125 bore
Part Number: DMS-K2-2303-4125
Not Yet Reviewed
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Pistons, Professional, 2618 Forged Aluminum, Dome, 4.125 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, Chevy, Small Block, 18 Degree Head, Set of 8
Part Number: WIS-K0031BS
Not Yet Reviewed
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Pistons, Forged, 4.125 in. Bore, 3.750 in. Stroke, Flat Top, 6.125 in. Rod Length, 0.927 in. Pin Diameter, SBC 23 degree, Chevy, Set of 8
Part Number: PIS-1001031
Not Yet Reviewed
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Piston and Ring Kit, Forged, Dome, 4.125 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-IC756KTD-STD
Not Yet Reviewed
Estimated Ship Date: May 19, 2026 if ordered today
Estimated Ship Date: May 19, 2026 if ordered today
Piston and Ring Kit, Power Pak, 4.125 in. Bore, 3.750 in. Stroke, 6.00 in. Rod, +16.00cc Dish, Forged, Chevrolet, 400 CID, Kit
Part Number: MLE-930210925
Not Yet Reviewed
Estimated Ship Date: Apr 29, 2026 if ordered today
Estimated Ship Date: Apr 29, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Dome, 4.125 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-KB182KTD-STD
Not Yet Reviewed
Estimated Ship Date: May 19, 2026 if ordered today
Estimated Ship Date: May 19, 2026 if ordered today
Pistons, Hypereutectic, Dome, 4.125 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8
Part Number: UEM-KB129-STD
Not Yet Reviewed
Estimated Ship Date: May 19, 2026 if ordered today
Estimated Ship Date: May 19, 2026 if ordered today
Pistons, Hypereutectic, Dish, 4.125 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8
Part Number: UEM-KB168-STD
Not Yet Reviewed
Estimated Ship Date: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 2026 if ordered today
Pistons, Hypereutectic, Dome, 4.125 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8
Part Number: UEM-KB140-STD
Not Yet Reviewed
Estimated Ship Date: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 2026 if ordered today
Piston, Forged, Flat Top, 2-Valve Reliefs, 4.125 in. Bore, 3.750 in, Stroke, 6.000 in. Rod, 1.425 in. Compression, Chevy, Each
Part Number: JEP-231308S
Not Yet Reviewed
Estimated Ship Date: Apr 30, 2026 if ordered today
Estimated Ship Date: Apr 30, 2026 if ordered today
Piston, Forged, Dish, D-Shaped Cup, 4.125 in. Bore, 3.750 in. Stroke, 5.700 in. Rod, 1.445 in. Compression, Chevy, Each
Part Number: JEP-232514-1
Not Yet Reviewed
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Pontiac 400 FT 4.125B/1.630CD
Part Number: DPP-22100
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Piston, Forged, Dish, 2-Valve Reliefs, 4.125 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Each
Part Number: JEP-329518S
Not Yet Reviewed
Estimated Ship Date: Apr 30, 2026 if ordered today
Estimated Ship Date: Apr 30, 2026 if ordered today
Piston, Forged, Flat Top, 2-Valve Reliefs, 4.125 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Each
Part Number: JEP-367117S
Not Yet Reviewed
Estimated Ship Date: Apr 30, 2026 if ordered today
Estimated Ship Date: Apr 30, 2026 if ordered today
Piston, 23 Degree, Forged, Flat Top, 2-Valve Reliefs, 4.125 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Right, Each
Part Number: JEP-181938R
Not Yet Reviewed
Estimated Ship Date: Apr 30, 2026 if ordered today
Estimated Ship Date: Apr 30, 2026 if ordered today
Piston, Forged, Flat Top, 2-Valve Reliefs, 4.125 in. Bore, 3.750 in, Stroke, 5.700 in. Rod, 1.425 in. Compression, Chevy, Each
Part Number: JEP-231307S
Not Yet Reviewed
Estimated Ship Date: Apr 30, 2026 if ordered today
Estimated Ship Date: Apr 30, 2026 if ordered today
Piston, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.125 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Left, Each
Part Number: JEP-182053L
Not Yet Reviewed
Estimated Ship Date: Apr 30, 2026 if ordered today
Estimated Ship Date: Apr 30, 2026 if ordered today
Piston, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.125 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Left, Each
Part Number: JEP-182058L
Not Yet Reviewed
Estimated Ship Date: Apr 30, 2026 if ordered today
Estimated Ship Date: Apr 30, 2026 if ordered today
Piston and Ring Kit, Forged, Dome, 4.125 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-IC752KTD-STD
Not Yet Reviewed
Estimated Ship Date: May 19, 2026 if ordered today
Estimated Ship Date: May 19, 2026 if ordered today
Pistons, Hypereutectic, Dish, 4.125 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8
Part Number: UEM-KB159-STD
Not Yet Reviewed
Estimated Ship Date: May 19, 2026 if ordered today
Estimated Ship Date: May 19, 2026 if ordered today
Pistons, Forged, Flat, 4.125 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Small Block, Set of 8
Part Number: UEM-IC751-STD
Not Yet Reviewed
Estimated Ship Date: May 19, 2026 if ordered today
Estimated Ship Date: May 19, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Dome, 4.125 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-KB129KTD-STD
Not Yet Reviewed
Estimated Ship Date: May 19, 2026 if ordered today
Estimated Ship Date: May 19, 2026 if ordered today
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