Re: R 10 Overdrive

Posted by HH56 On 2013/1/22 9:33:00

Near as I can document, believe the usage was:

R6 in 1939
R9 from 1940 - mid 1948
R11 from mid 1948 - 1954
Possibly the R12 in 55-6. That OD was available from around 52-3 thru early 60's but have no documentation to say Packard used it.