No. 6>4
.004 to .006 in. on the intake and .006 to.008 in. on the exhaust
Intake: .004-.006 Exhaust: .006-.008
.004-.006
006 (ignore the noughts)
.004
.004 int.,.006 ex.
0.04
004 up to 1971, then 006 on
No
No.
INTAKE SOULD BE .004" TO .005" EXHAUST SHOULD BE .006" TO .007"