In 1961 the 8.6 cr pistons were dished. The others were flat top.
Have to find my 1960 book to see if it is the same.
__________________
John Wallace - johnta1
Pontiac Power RULES !!!
www.wallaceracing.com
Winner of Top Class at Pontiac Nationals, 2004 Cordova
Winner of Quick 16 At Ames 2004 Pontiac Tripower Nats
KRE's MR-1 - 1st 5 second Pontiac block ever!
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