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Charts & Guides for Part Number DMS-K8157-4030
D.S.S. SX-Series Forged Piston and Ring Kits K8157-4030
Part Number: DMS-K8157-4030
D.S.S. SX-Series Forged Piston and Ring Kits
Piston Set, 396 SBC SX Series +4cc Dome Top Piston Set. 4.030 bore
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Estimated Ship Date: Mar 26, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
K8157-4030
Part Type:
Product Line:
Summit Racing Part Number:
DMS-K8157-4030
UPC:
00194403089394
Piston Rings Included:
Yes
Bore (in.):
4.030 in.
Bore (mm):
102.362mm
Stroke:
3.875 in.
Engine Stroke Type:
Stroked
Actual Engine Displacement:
6.5L/395
Rod Length:
6.000 in.
Piston Style:
Dome, with two valve reliefs
Piston Material:
Forged aluminum
Compression Height (in.):
1.062 in.
Piston Head Volume (cc):
-4.00cc
Wrist Pin Style:
Press-fit or floating
Wrist Pin Retainers Included:
Yes
Wrist Pin Included:
Yes
Pin Diameter (in.):
0.927 in.
Piston Ring Thickness:
1/16 in. x 1/16 in. x 3/16 in.
File Fit:
No
Gapless:
No
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:
Iron
Second Ring Facing Material:
Iron
Oil Ring Thickness:
3/16 in.
Oil Ring Material:
Stainless steel
Oil Ring Tension:
Standard
Remanufactured:
No
Quantity:
Sold as a set of 8.
D.S.S. SX-Series Forged Piston and Ring Kits
D.S.S. Racing SX-Series forged pistons and rings are the perfect find in your hunt for horsepower! Why? They're high-quality, lighter than stock, and value-priced! D.S.S. SX forged piston and ring kits offer value-minded racers the high performance build they want on a budget. They provide high-caliber features like premium aluminum alloy, forced pin oiling, drilled return holes, a turned dish design, and CNC diamond turned skirts that you will not normally have in pistons of this price. These SX forged pistons and rings are more than capable of getting your engine blower, turbo, and nitrous ready! Kit includes a DSS DM piston ring set featuring ductile moly steel top rings and flex vent oil rings. Your quest for horsepower includes quality and value--choose D.S.S. Racing SX-Series forged pistons and rings.
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