JE-SRP Flat Top

Description

For over 60 years, JE Pistons has been the industry leader in forged racing pistons for Chevy, Ford, Mopar and Buick engines.

  • Application Specific Forgings for an Optimized, Uniform Crown Thickness
  • Contact Reduction Groove to Minimize Frictional Drag
  • Accumulator Groove for Increased Top Ring Stability and Sealing
  • CNC-Machined Side Relief with Lower Support Band for Additional Skirt Strength
  • Honed Pin Bores, Double Pressure Fed Pin Oilers and Wire Locks Included


JE Pistons are sold as matched sets


Specs

  • Block Height: 9.24
  • Bore: 4.125
  • CID: 427
  • Comp Height: 1.115
  • Comp Ratio @ 64cc: 12.1:1
  • Comp Ratio @ 66cc: 11.9:1
  • Comp Ratio @ 72cc: 11.1:1
  • Dome Volume: -5
  • Gram Weight: 440
  • Oversize: STD LS7
  • Rod: 6.125
  • Stroke: 4.00