ET LS7 4.0" Heads
Cylinder Head: G III LS7 Application: Street / Race
Port Volume: 250cc Chamber Volume: 35cc to 72cc
Test Bore: 4.000" Test Pressure: 28.00" Water
Intake Valve: 2.125" Exhaust Valve: 1.600"
Valve Lift Intake Exhaust Valve Lift
.100" 73 56 .100"
.200" 154 110 .200"
.300" 236 166 .300"
.400" 287 199 .400"
.500" 321 214 .500"
.550" 336 219 .550"
.600" 345 222 .600"
.650" 350 226 .650"
Exhaust to Intake Flow Ratio 68%
Jobber Price: $2,850.00 Retail Price: $3,199.99
Ray T



