Performance Parts and Racing Parts Campbell Enterprises

LS1 Pistons CP Bullet Series LS1 LS2 LS7 Flat Top Piston and Ring Sets

CP Bullet Pistons LS1 LS2 LS7 Flat Top Pistons Logo Image

 

High Performance GM LS1 Flat Top Forged Pistons

 

Bullet Series GM LS pistons and ring sets are premium CP quality piston sets available at an affordable price. The Bullet Piston series incorporates everything that has made CP the industry leader in LS1 Chevy forged pistons. The Bullet Series LS1 flat top forged pistons were conceived as a high quality LS series piston set available at a reasonable price. Exhaustive R&D, specifically designed forgings and centralized manufacturing allows CP to succeed at reaching their lofty goal of high quality at affordable prices. More information is available here: CP Bullet Series High Performance Pistons Index

 

 

 

 

 

flat top LS1 LS2 LS7 Pistons Pins Pistons Rings and LocksGM LS1 LS2 LS7 Flat Top Piston and Ring Set Features

  • Set of LS1 pistons balanced within 1 gram
  • 2618 alloy for strength and durability
  • Dual forced pin oilers
  • Contact reduction grooves
  • Accumulator groove
  • Forged side relief
  • FEA designed forging
  • Tight tolerances
  • Same manufacturing process as CP Pistons
  • Rigorous quality control
  • ISO 9000 certified

 

chevy LS1 flat top pistonsContents of Flat Top LS7 LS2 LS1 Performance Pistons and Ring Sets:

  • 8 LS1, LS2 or LS7 forged pistons 2618 Alloy
  • 8 high quality chrome moly piston pins
  • 1 set of piston pin retention wire lock rings
  • 1 piston ring set with gas nitrited steel top rings, Napier back cut 2nd rings and soft nitrited oil rings

 

CP Bullet GM LS Series Flat Top Pistons Specification Info:

  • Engine Block All of the pistons listed below are designed to work in a standard deck height block of 9.240"
  • Bore = Finished bore size piston set is designed to work in
  • Stroke = Crankshaft stroke
  • Rod = Rod length piston is designed to work with
  • CD = Compression Distance
  • Head Type as noted with stock valve angle OEM or aftermarket
  • Disp = Displacement volume in ccs
  • Comp =  Compression as calculated with a 64cc head chamber volume, .005" deck height and 9cc displacement head gaskets for LS1/LS2 heads and a 71cc chamber, +.004 deck height and 9.2cc head gasket for LS7 heads
  • Piston pins are .927 inch diameter and 2.250 inches long
  • Piston ring grooves are 1.5mm x 1.5mm x 3mm

If you need lower compression LS series pistons we have dish top LS1 pistons listed here

Bore Stroke Rod CD Head Type Disp Comp Part #
3.905 4.000 6.125 1.105 LS1 -1.3cc 11.4 BLS1009-007

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4.005 4.000 6.125 1.105 LS2 -1.3cc 12 BLS1010-005

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4.030 4.000 6.125 1.105 LS2 -1.3cc 12.1 BLS1111-030

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3.905 3.622 6.125 1.305 LS1 -1.3cc 10.4 BLS1112-007

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4.125 4.000 6.125 1.115 LS2 -1.3cc 12.6 BLS1113-125

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4.1275 4.000 6.066 1.181 LS7 -4.6 11.3 BLS1114-0025

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4.130 4.000 6.066 1.181 LS7 -4.6 11.3 BLS1115-005

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