how to tell if my 70 gto is ram air iii or iv

Asked by ld122746 Nov 14, 2018 at 07:52 PM about the 1970 Pontiac GTO

Question type: General

ram air iii or iv

3 Answers

F_O_R answered 5 years ago

Be careful. Odds are 10 to 1 it is a fake.

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GoalieScott answered 5 years ago

Look for casting numbers on the cylinder heads. RAIV is # 614, RAIII is #12 or #13. http://www.pontiacpower.net/numbers/head-codes/

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