what is 4 speed code 354 for 1970? - Pontiac GTO Forum
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post #1 of 3 (permalink) Old 03-19-2016, 05:51 PM Thread Starter
 
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what is 4 speed code 354 for 1970?

If you have a 4 speed in a 1970 GTO, and the form from PHS says it had 4 speed code 354, what 4 speed is that? M20 wide ratio, or M21 close ratio? Motor was a RA III 400. Thanks.

Kevin
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post #2 of 3 (permalink) Old 03-20-2016, 04:59 PM
 
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Code 354 in '70 is the M20 wide ratio Muncie.
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post #3 of 3 (permalink) Old 03-24-2016, 07:12 AM Thread Starter
 
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Thank you Pinion head, much appreciated.
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  Pontiac GTO Forum > The 1964-1974 Pontiac Tempest, Lemans & GTO > 1964-1974 Tempest, LeMans & GTO Data Plate, Vin Tag and Drive Train Numbers

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