INDUSTRIAL INJECTION PDM-3732FCC.020 DODGE 6.7L CUMMINS RACE PISTONS - 2007.5-2018 - .020 OVER

Turn your 6.7L Cummins into a track-ready workhorse. INDUSTRIAL INJECTION PDM-3732FCC.020 race pistons are .020" oversize and built to handle extreme heat and cylinder pressure. The FCC line features a thermal barrier crown and low-friction skirt coating with fly-cut valve reliefs to add strength and clearance for high-lift cam profiles. Sold as a complete set for a clean, pro-level rebuild.

Fitment

• 2007.5-2018 Dodge/Ram 6.7L Cummins ISB (Light-Duty, 2500/3500)

What's Included

• (6) 6.7L forged, coated race pistons - .020" oversize (FCC series with fly-cuts)
• Matched rings, wrist pins, and clips

Key Features

• Forged construction for high boost and heat
• Thermal barrier crown to keep heat in the chamber
• Skirt coating to reduce friction and scuffing
• Fly-cut valve reliefs for added piston-to-valve clearance
• .020" overbore for precise wall finish on performance builds

Recommended Parts (CPP Internal Links)

• ARP 247-4204 625+ Head Stud Kit - 5.9L/6.7L 24V
• MAHLE HS54774-1 Upper/Head Set - 2007.5-2018 6.7L (or HS54774-4 with Valve Cover Gasket)
• S&S Diesel New CP3 Pump - 2003-2018

Cross-Reference / Alternatives

• PDM-3732.020 - Stock-Style .020" Over
• PDM-3732FCC - FCC Race Pistons (base page)
• Shop All 6.7L Cummins Pistons & Rings

Helpful Notes

• Professional machine work required (.020" overbore). Verify piston-to-wall clearance and ring end gaps per your build spec.
• Match compression ratio, bowl style, head gasket thickness, and camshaft to your target power and use case.

FAQ

The set includes rings, pins, and clips, but a .020" overbore and precise measurements are required for correct clearances.

Thermal crown and skirt coatings improve heat management and reduce friction, while fly-cut reliefs add piston-to-valve clearance for high-lift cams.

Head studs are strongly recommended on any performance build to maintain MLS head gasket seal under higher boost and cylinder pressure.

Choose an HS54774 series head set that matches your needs (with or without valve cover gasket) for 2007.5-2018 6.7L Cummins.