Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster
Availability
Pistons
Showing In Stock Items. Show All 15 Items.
Piston and Ring, Forged, Flat, 4.030 in. Bore, Chevy, Kit
Part Number: WIS-K398X3
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, FHR Coated, Forged 4032 Aluminum, Flat Top with Two Reliefs, 3.898 in. Bore, 0.927 in. Wrist Pin, GM, LS, 5.7L, Set
Part Number: UEM-IC9989C-STD
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Pistons, FHR Coated, Forged 4032 Aluminum, Flat Top with Two Reliefs, 3.908 in. Bore, 0.927 in. Wrist Pin, GM, LS, 5.7L, Set
Part Number: UEM-IC9989C-010
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Pistons, FHR Coated, Forged 4032 Aluminum, Flat Top with Two Reliefs, 3.903 in. Bore, 0.927 in. Wrist Pin, GM, LS, 5.7L, Set
Part Number: UEM-IC9989C-005
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Pistons, Professional Series, Forged Aluminum, Flat Top, 4.000 in. Bore, Rings, Replacement Left Bank Piston, Chevrolet, 6.0L LS, Each
Part Number: WIS-6398LXS
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Piston, Professional Series, 3.905 in. Bore, Forged Aluminum, Chevrolet, LS, Each
Part Number: WIS-6398RX3905
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Pistons, Professional Series, Forged Aluminum, Flat Top, 4.000 in. Bore, Rings, Replacement Right Bank Piston, Chevrolet, 6.0L LS, Each
Part Number: WIS-6398RXS
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Piston and Ring Kit, Forged, Flat, 3.903 in. Bore, Chevy, 350, Kit
Part Number: WIS-K398X3903
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Piston and Ring, Forged, Flat, 4.070 in. Bore, Chevy, Small Block LS, Kit
Part Number: WIS-K398X7
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Pistons, Professional Series, Forged, Flat Top, 4.080 in. Bore, Rings, Must Use K1 or Aftermarket Rod, Chevrolet, 5.7L, 6.0L, 6.2L, 7.0L, Set of 8
Part Number: WIS-K398X8
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
