Fits: Big Block, 400
Domestic Series - 700HP Rated - 4032 Material - Includes Pins and Rings
Bore (in.): 4.375 in.
Bore (mm): 111.125mm
Stroke: 3.750 in.
Engine Stroke Type: Stock
Rod Length: 6.768 in.
Piston Style: Flat top, with two valve reliefs
Piston Material: Forged aluminum
Compression Height (in.): 1.320 in.
Piston Head Volume (cc): +3.40cc
Wrist Pin Style: Floating
Wrist Pin Retainers Included: Yes
Wrist Pin Included: Yes
Pin Diameter (in.): 0.990 in.
Piston Ring Thickness: 1/16 in. x 1/16 in. x 3/16 in.
File Fit: Yes
Top Ring Thickness: 1/16 in.
Top Ring Material: Ductile iron
Top Ring Facing Material: Plasma-moly
Second Ring Thickness: 1/16 in.
Second Ring Material: Ductile iron
Second Ring Facing Material: Ductile iron
Oil Ring Thickness: 3/16 in.
Oil Ring Material: Stainless steel
Oil Ring Tension: Standard
Quantity: Sold as a kit.
Notes: Pistons are 4032 material.
Diamond Pistons Domestic Series pistons are designed and tested for the high-stresses seen with high-compression, forced induction, or nitrous-fed domestic engines. Engineered with longevity, reliability, and strength, these forged aluminum pistons are specifically designed for your engine to deliver the results you demand.
Diamond Piston Domestic Series pistons feature:
* 3D milling on piston crowns for "ready-to-install" finish
* Generous valve pockets designed to work with stock or oversized valves and various cylinder heads
* Constructed from forged 4032 or 2618 aluminum alloy (where specified)
* Premium 8620 or H-13 steel wrist pins (where specified)