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- BB-Chevy Platinum Series Pistons
- Bore: 4.530"
- Stroke: 4.250"
- Rod Length: 6.385"
- Compression Distance: 1.270"
- Weight: 618 grams
- Dome Volume: 48cc
The Manley Platinum Series Pistons are constructed from a 2618 high strength material and feature a hollow dome for a lightweight design. They are great for drag race applications. The Platinum Series also feature exact ring groove to skirt squareness and a full banded skirt design for increased skirt stability.
Features:
- 2618 High Strength Materials
- Lightweight Design
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- Lateral Gas Ports Included
- Perfect For Drag Race Applications
- Exact Ring Groove to Skirt Squareness
- Round Wire Locks Included
- Full Banded Skirt Design for Increased Skirt Stability
- Premium Chrome Moly Wrist Pin
Please note: All compression ratios are calculated @ .010" deck clearance
4.500"4.250"15.2:114.2:113.3:14.530"4.250"15.4:114.4:113.5:14.560"4.250"15.6:114.6:113.6:1
Spiral Locks:.042" Wide (4/piston)Compression Ratio Chart Bore Stroke 112cc 118cc 124cc 4.600" 4.250" 15.8:1 14.8:1 13.8:1 Features and Specs Top Ring: 1/16", .300" down Second Ring: 1/16" Oil Ring: 3/16" Intake Valve Notch: .300" Exhaust Valve: +.090" Pin Included: Tool Steel, .150" Wall, 147 grams, 2.930" Long, .990" Dia. Recommended Piston Clearance: .006" measured 1.100" from bottom of the oil ring