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Vehicle Info NeededJE PISTONSPART NUMBER: 532-213121
Forged Dome Piston Set for Chevrolet Small Block 400, 4.145 in. Bore, 2618 Aluminum
$1,15499
Ships on Nov 02, 2026
Lowest Price GuaranteeForged Dome Piston SetFits Chevrolet Small Block 400 4.145 in. bore, 1.125 in. compression height 2618 aluminum construction Sold Individually
A precise piston-to-bore fit is the foundation of a healthy small block, and this forged set is machined to exacting tolerances for a Chevrolet 400.
JE Pistons 213121 Piston Set Build:
- Forged from 2618 aluminum for durability under boost or nitrous.
- 4.145 in. bore with a dome-style piston head and 1.125 in. compression height.
- Fits Chevrolet Small Block 400 applications with an 18 degree cylinder head.
Part TypePiston
BrandJE PISTONS
Package Height6.0
Package Width12.0
Package Length12.0
Weight12.54 PG
Part CategoryPerformance Parts
Compression Height1.125
Piston Head TypeDome
Wrist Pin Bore Diameter0.927
Oil Ring Thickness0.218
Wrist Pin Wall Thickness0.150
MakeChevrolet
Bore Diameter4.145
Engine FamilySmall Block
Connecting Rod Length6.000
Engine TypeICE
Wrist Pin Length2.750
Second Compression Ring Thickness0.0640
Top Compression Ring Thickness0.0640
Piston Material2618
Wrist Pin Material5115 Low Carbon Steel, Case Hardened
Part FitmentDirect Fit
Piston Rings IncludedNo
Piston Quantity8
Engine Stroke3.750
Vendor Part Number213121
Package Qty1
Package TypeEA
Some parts are not legal for use in California or other states with similar laws / regulations
