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Chevrolet Big Block Series Open Chamber Dome GP Piston Kit

Part Number 243332 (132583493)
UPC: 193564003423
Package contents: 1 Each per Box
MADE IN USA
$1,259.99 FREE SHIPPING
In stockShips by 5th Nov
FREE SHIPPING

Description

SRP forged pistons are born from the rich racing experience of JE Pistons, the Sportsman Racing Products (SRP) piston line proudly bridges the gap between high-quality forged piston performance and affordability. Forged from strong, 4032 aluminum alloy material, SRP pistons are designed and manufactured to reduce machining costs without sacrificing strength or performance characteristics. SRP Pistons are the perfect option for someone building a mild to moderate performance engine on a sportsman budget. SRP pistons are made 100% in the USA. Available for GM Big Block Chevy Engines. Pistons include

JE pistons are all designed, forged, and machined in-house, allowing control over every step of the piston-making process. JE Pistons 7+ decades of experience in high-level racing has led to offering premium racing features, including full billet construction, EN plating, and purpose-designed coatings, to name a few.

Features & benefits

  • Vertical Gas Ports: Machined gas ports channel combustion pressure behind the top ring for improved cylinder sealing and reduced blow-by under high load. Common in drag racing applications where maximum ring seal is critical.
  • Forged in the USA using 4032 aluminum, yielding tensile strength and minimal thermal expansion, SRP Pistons are designed and manufactured to reduce machining costs without sacrificing strength or performance characteristics.
  • Pin Fit: The pin bore is precision honed to attain an exact pin clearance. Clearances typically range from .0003 to .0010 between the wrist pin and pin bore.
  • Smooth Crown Finish: Deburs all areas around the valve pocket and dome area, to reduces stress risers and prevent hot spots.
  • Double Pin Oilers: Deliver twice the amount of oil to the wrist pin as compared to the standard single pin oiler.
  • Designed specifically for GM Big Block Chevy Engines. to provide optimized performance durability
  • Includes high-quality wrist pins, forced wrist pin oiling and locks
  • Made 100% in the USA

Specifications

2nd Groove Width 0.044 in
3D Undercrown Milling No
Accumulator Groove No
Anodize Top Ring Groove No
Bore Diameter 4.610 in
Color Amber
Combo 2 No
Compression Height 1.120 in
Compression Ratio 0.58958333333333
Connecting Rod Length 6.535 IN
Contact Reduction No
Country Of Origin USA
Cylinder Head OPEN CHAMBER
Double Pin Oilers Yes
DVGP No
Econo Undercrown Milling No
EN Plating No
Engine Big Block
Engine Detail OPEN CHAMBER
Engine Family Big Block
Engine Stroke 4.250 in
Engine Type ICE
Exhaust Angle 15.5
Exhaust Depth ^.110
Exhaust Diameter 2.100
Forging Type Round
Gas Distribution No
Intake Angle 24.5
Intake Depth .305 in
Intake Diameter 2.500 in
Lateral Gas Ports No
Make Chevrolet
Mill Undercrown No
Oil Groove Width 0.15000 in
Oil Ring Thickness 0.149 in
Pin Fit Yes
Piston Average Weight 596 gr
Piston Head Type Dome
Piston Material 2618
Piston Quantity 8
Piston Series JE Pistons
Piston To Wall Clearance -0.0055 in
Piston Volume 46.00 cc
Product Market Domestic
Product Type Engine Piston Kit
Ring Set Included No
Second Compression Ring Thickness 0.0440 in
Skirt Coat No
Smooth Crown Finish Yes
Thermal Crown No
Top Compression Ring Thickness 0.0435 in
Top Groove Width 0.04350 in
Tuff Skirt No
Ultra Dome No
Ultra Groove No
Ultra Groove Plus Gas Port No
Vertical Gas Ports Yes
Wrist Pin Length 2.930 in
Wrist Pin Material 5115 Low Carbon Steel, Case Hardened
Wrist Pin Outer Diameter 0.990 in
Wrist Pin Wall Thickness 0.180 in

Warranty

30 Months

Magnuson-Moss Warranty Act

Legally, a vehicle manufacturer cannot void the warranty on a vehicle due to an aftermarket part unless they can prove that the aftermarket part caused or contributed to the failure in the vehicle (per the Magnuson Moss Warranty Act (15 U.S.C. 2302(C)).

California residents

WARNING: This product can expose you to chemicals including nickel, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.

Carb Status

California carb status to be completed

$1,259.99

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