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Pistons, RaceTec SBC, 4.03, 4, Flat Top 6.125, 0.99, SBC 340/360 Light Duty FSR, Sold as a set of 8.
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Estimated Ship Date: May 11, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
1000973
Part Type:
Product Line:
Summit Racing Part Number:
PIS-1000973
Piston Rings Included:
No
Bore (in.):
4.030 in.
Bore (mm):
102.362mm
Stroke:
4.000 in.
Actual Engine Displacement:
6.7L/408
Rod Length:
6.125 in.
Piston Style:
Flat top, with two valve reliefs
Piston Material:
Forged aluminum
Compression Height (in.):
1.460 in.
Piston Head Volume (cc):
+6.70cc
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:
1.50mm x 1.50mm x 3.00mm
File Fit:
No
Gapless:
No
Top Ring Thickness:
1.5mm
Second Ring Thickness:
1.5mm
Oil Ring Thickness:
3.0mm
Remanufactured:
No
Quantity:
Sold as a set of 8.
RaceTec Race Pistons
RaceTec pistons are the highest quality, precision manufactured options available made from forged or billet 2618 aluminum alloy. Utilizing the latest in CAD software and modern CNC machining centers, it is extremely durable and perfect for your high-horsepower application. RaceTec's in-house design and dyno-proven forgings ensure the strongest and lightest piston for your requirements. They offer a long list of sizes and styles. Choose the proper fit for your build.
Features for most RaceTec pistons:
* CNC Precision used in every manufacturing operation
* Valve pockets machined for oversized valves and high lift cams
* Critically machined ring grooves
* Top ring land gas distribution grooves to enhance performance and improve ring seal
* Wrist pins, pin fit, wire locks, broached double pin oilers, and accumulator groove are included
* Diamond tooling used throughout production, including ring grooves and skirts
Applications
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Instructions & Calculators
Some parts are not legal for use in California or other states with similar laws / regulations
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