Silvolite / Hastings
SILVOLITE Hypereutectic Flat Top Pistons Set/8+MOLY Rings for Ford BB 460 +.020
- Regular price
- $274.96
This item is for eight (8) .020 over bore Silvolite hypereutectic flat top pistons and a moly piston ring set (Hastings/MAHLE) for Ford 460ci big block V-8 engines. P/N (8) 3191HC-020 + 2M598-020. These pistons may be used as a performance upgrade in 460ci engines originally equipped with dished pistons.
PISTON SPECIFICATIONS
- Bore: 4.380 in. (at .020 bore)
- Stroke: 3.850 in. (stock)
- Connecting Rod Length: 6.605 in. (stock); rods NOT included
- Piston Top Style: Flat top with 2-valve reliefs
- Piston Head Volume: +4.20cc
- Compression Height: 1.752 in.
- Piston Material: Hypereutectic aluminum
- Wrist Pin Diameter: 1.040 in.; pins included
- Wrist Pin Style: Press-fit only
- Ring Land Sizes: 5/64-5/64-3/16 (oil ring); rings included
- Notes: Coated skirts
- Usage: Street and mild strip; up to 75HP nitrous
- RPM Range: Idle - 6,000
- Compression Ratio (approximate): 10.9:1 w/72cc; 10.4:1 w/77cc; 8.9:1 w/97cc
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