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Six-Pack
Posted: Mon Mar 03, 2008 10:07 am
by aerodynamic
How would you identify a six-pack block if it was stripped?
Posted: Tue Mar 04, 2008 12:26 pm
by 71GTX
VIN for sure....part number for 66-72 440 is #2536430
http://www.mymopar.com/enginecastnumb.htm
I think that your rods are more important than the block for six pak rebuilding....JMO
Posted: Tue Mar 04, 2008 6:09 pm
by 71440 gtx
the year of block 70-71 hp 4bbl 6bbl are same rods crank same oil pad is the
pistons are not the same it is same block none 440 lp
70 4bbl 9.7 71 9.5 pistons use flat top pistons
70 6bbl 10.3 71 10.3 use flat top pistons with four release valves
and they are externally balanced.
69 hp 440 bbl is same as 4bbl have same rod as the not hp and is not six pak ly rod
72 -75 hp have six pak rods but are n balanced. 8.7 pistons
b 66
c 67
d 68
e 69
f 70
g 71
h 72
j 73 on top pad
