Name: Sealed Power H581CP 40 "Speed Pro" Engine Piston Cast Set
SKU: h581cp40
Price: 579.92 USD
Availability: InStock

SEALED POWER part description

Product Description

Engine Piston Set

Application Summary

1970-1972 Chevrolet Biscayne; 1970-1972 Chevrolet Brookwood; 1970-1972 Chevrolet Kingswood; 1970-1972 Chevrolet Townsman; 1970 Chevrolet Estate; 1970-1973 Chevrolet Chevelle; 1970-1975 Chevrolet Bel Air; 1970-1976 Chevrolet Caprice; 1970-1974 Chevrolet Corvette; 1970-1976 Chevrolet Impala; 1973-1975 Chevrolet Laguna; 1973-1975 Chevrolet Malibu; 1970-1975 Chevrolet Monte Carlo; 1970-1971 Chevrolet Nova; 1970-1971 Pontiac Acadian; 1970 Pontiac Laurentian; 1970 Pontiac Strato-Chief; 1970 Pontiac Parisienne

Features & Benefits

Exclusive higher-strength FM-425 alloy with 16.5 percent silicon finely dispersed throughout the material
Sophisticated "barrel" profiles help optimize oil wedge between skirt and wall.
Piston skirts protected by next-gen DUROSHIELD(R) coating.
TACTM ring groove geometry
Weight matched to +/- 2 grams.
Machined valve reliefs and circlip grooves; LR-63 lock rings for floated applications

Product Attributes

Oversized	Yes
Top Compression Ring Thickness	0.0781 IN
Second Compression Ring Thickness	0.0781 IN
Oil Ring Thickness	0.1875 IN
Assembly Lubricant Included	No
Bore Diameter	4.290 IN
Piston Material	Hypereutectic
Compression Height	1.640 IN
Dome Volume CC	33.0
Head Illustration	203
Head Type	.340 dome, 2 reliefs; DUROSHIELD skirt coated piston; 60 and 100 O/S have .300 dome
Lock Ring	Included
Minimum Clearance	.0015
Oversize Inch	.040
Part Description	Engine Piston
Pin Diameter (Inch)	0.990
Pin Type	F
Pin Weight Gram	175
Weight W Pin Gram	920
Weight w/o Pin Gram	745

Additional Information

Country of Origin (Primary)	IN
Canadian Harmonizing Tariff Code	8409910010
Harmonized Tariff Code (HTS)	8409915085
UPC	00614046227927

Speed-Pro® is the go-to brand not only for racers and performance enthusiasts but also for those who are cruising down the road day in day out. With its engineering expertise, advanced technologies, and industry-leading manufacturing facilities and techniques, Speed-Pro sets the bar higher for other manufacturers of pistons, engine bearing parts, and performance engine components. The engine solutions from Speed-Pro are meticulously designed and crafted to boost horsepower production and make engine rebuild an easy feat. Since its establishment, this brand has continuously improved and refined its operations and quality control measures to maintain high quality standards and satisfy customers’ requirements and demands.