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SBC Chevy 383 +30 Speed Pro Flat Top Pistons 5.7 Rod 4.030 Small Block


Sku: FMP H860CP30

Availability: In stock

$159.29

Quick Overview

SBC Chevy 383 +30 Speed Pro Flat Top Pistons 5.7 Rod 4.030 Small Block

Details

Chevy 383 Speed Pro Pistons

This is a new set (8) of Speed Pro hypereutectic Chevy 383 stroker pistons - H860CP. +30 bore. 350 block with 3.75" crankshaft. Flat top with 2 valve reliefs. Anti-friction coated skirts. For use with 5.7" connecting rods. Includes pins and wire locks. Can be used with either pressed fit or bushed rods.

Bore

4.030"

Stroke

3.75"

Dome Shape

Flat, 2 VR

Dome Volume

-5cc

Comp. Distance

1.425"

Pin Type

Press or Float

Ring Size

5/64, 5/64, 3/16

Piston Weight

530 g. (approx)

Compression (@ .025 deck clearance)

58cc

64cc

68cc

72cc

76cc

11.12

10.40

9.97

9.57

9.21

These hypereutectic Speed Pros are perfect for stock to moderate performance rebuilds. Silicone aluminum alloy allows them to run with tighter clearances, less friction, and increased sealing. Higher strength compared to regular cast pistons. Duroshield coating on piston skirts delivers longer life and reduced friction.

Additional Information

SKU FMP H860CP30
Manufacturer Part Number H860CP30
Brand Speed Pro
Color No
UPC 614046372771
Size No

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