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  • JE Pistons 138731S Piston Single, 4032, Flat Top, 4.040 Bore, 1.774 CD, 0.912 Pin, Set of 1.
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Piston-Single,-4032,-Flat-Top,-4.040-Bore,-1.774-Cd,-0.912-Pin,-Set-Of-1.
Piston-Single,-4032,-Flat-Top,-4.040-Bore,-1.774-Cd,-0.912-Pin,-Set-Of-1.
Piston-Single,-4032,-Flat-Top,-4.040-Bore,-1.774-Cd,-0.912-Pin,-Set-Of-1.
Piston-Single,-4032,-Flat-Top,-4.040-Bore,-1.774-Cd,-0.912-Pin,-Set-Of-1.
Piston-Single,-4032,-Flat-Top,-4.040-Bore,-1.774-Cd,-0.912-Pin,-Set-Of-1.
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JE Pistons 138731S Piston Single, 4032, Flat Top, 4.040 Bore, 1.774 CD, 0.912 Pin, Set of 1.

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JE Pistons 138731S Piston Single, 4032, Flat Top, 4.040 Bore, 1.774 CD, 0.912 Pin, Set of 1.
Details

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 Ford Small Block 351W Windsor
Description_DEF Engine Piston
Description_DES Piston Single, 4032, Flat Top, 4.040 Bore, 1.774 CD, 0.912 Pin, Set of 1.
Description_INV SRP, Piston
Description_EXT SRP, Ford, Small Block Ford, 4.040 in. Bore, 1.774 CD, Flat Top, Single 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_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.
Description_SHO Piston
Description_TLE Ford 351 Windsor, 4.040 Bore, Flat, Set of 1
Add-On 927-042-CS
Add-On S100S8-4040-5
Title - Web SRP Ford Small Block Piston - 4.040 in. Bore - 1.774 in. CH, -5.00 CC
Add-On 912-2750-14-51S
Second Compression Ring Thickness 0.0640
Engine Small Block
Ringset Included No
Out of Stock Message Call for Availability
Piston Pin Length 2.750
Prop 65 Yes/No Yes
Make - Web Ford
Wrist Pin Material 5115 Low Carbon Steel, Case Hardened
Prop 65 - Short Label Prop 65 Warning Label.JPG
Industry Automotive
Cylinder Head SMALL BLOCK FORD 20 DEG
Piston Head Type Flat
Piston Material 4032
Piston Pin Outside Diameter 0.912
Make FORD
Title SRP - Ford, Small Block, 4.040 in. Bore, Piston
Product Market Domestic
Product Type Engine Piston
Prop 65 (C, R or CR) CR
Piston Series SRP
Oil Ring Thickness 0.188
Compression Height 1.774
Engine Type ICE
Category Hierarchy Auto>SRP Pistons>SRP>Single Replacement Pistons
Piston Pin Wall Thickness 0.140
Piston Volume -5.00
Piston Pin Material 5115
Forging Type FSR
Engine - Web Small Block
Wrist Pin Wall Thickness 0.140
Ring Set Included No
Wrist Pin Length 2.750
Top Compression Ring Thickness 0.0640
Piston Average Weight 543
Bore Diameter 4.040
Wrist Pin Outer Diameter 0.912
Length 5.0000
Width 5.0000
Height 5.0000
Weight 1.0000
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