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. These pistons are the perfect option for someone building a mild to moderate performance engine on a sportsman budget. As with all JE Pistons products, SRP pistons are made 100% in the USA.
Specifications:
Description_ASM |
Pontiac 455 Stroker |
Description_DEF |
Engine Piston |
Description_DES |
Piston Single, 4032, Flat Top, 4.155 Bore, 1.286 CD, 0.990 Pin, Set of 1. |
Description_EXT |
SRP, Pontiac, Big Block Pontiac, 4.155 in. Bore, 1.286 CD, Flat Top, Single Piston |
Description_INV |
SRP, Piston |
Description_FAB |
- Forged in the USA using 4032 aluminum, yielding tensile strength and minimal thermal expansion
- Dedicated forging helps optimize strength and weight throughout the piston design
- Perfect for street/strip applications
- Forced pin oiling for improved pin lubrication
- Made 100% in the USA
|
Description_TLE |
Pontiac 455, 4.155 Bore, Flat, Set of 1 |
Description_SHO |
Piston |
Description_MKT |
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. These pistons are the perfect option for someone building a mild to moderate performance engine on a sportsman budget. As with all JE Pistons products, SRP pistons are made 100% in the USA. |
Piston Head Type |
Flat |
Category Hierarchy |
Auto>SRP Pistons>SRP>Single Replacement Pistons |
Piston Pin Material |
5115 |
Title |
SRP - Pontiac, Big Block, 4.155 in. Bore, Piston |
Oil Ring Thickness |
0.218 |
Compression Height |
1.286 |
Ringset Included |
No |
Piston Average Weight |
456 |
Bore Diameter |
4.155 |
Top Compression Ring Thickness |
0.0640 |
Piston Series |
SRP |
Product Market |
Domestic |
Second Compression Ring Thickness |
0.0640 |
Product Type |
Engine Piston |
Add-On |
990-042-CS |
Make |
PONTIAC |
Piston Pin Outside Diameter |
0.990 |
Cylinder Head |
PONTIAC 455 |
Piston Pin Wall Thickness |
0.150 |
Out of Stock Message |
Call for Availability |
Forging Type |
FSR |
Add-On |
990-2750-15-51S |
Add-On |
S100S8-4155-5 |
Engine Type |
ICE |
Wrist Pin Outer Diameter |
0.990 |
Wrist Pin Wall Thickness |
0.150 |
Wrist Pin Length |
2.750 |
Engine - Web |
Big Block |
Make - Web |
Pontiac |
Ring Set Included |
No |
Industry |
Automotive |
Piston Volume |
-5.00 |
Piston Pin Length |
2.750 |
Engine |
Big Block |
Prop 65 (C, R or CR) |
CR |
Piston Material |
4032 |
Prop 65 Yes/No |
Yes |
Title - Web |
SRP Pontiac Big Block Piston - 4.155 in. Bore - 1.286 in. CH, -5.00 CC |
Prop 65 - Short Label |
Prop 65 Warning Label.JPG |
Wrist Pin Material |
5115 Low Carbon Steel, Case Hardened |
Length |
5.0000 |
Width |
5.0000 |
Height |
5.0000 |
Weight |
2.0000 |