[Johnny B]

Guys, What size heat riser did the '69 DZ-302's use with the factory exhaust manifolds? My manifolds are too deep in the storage shed to dig out to measure. Thanks.....Jb

 

[Johnny B]

???


2" or 2-1/2"

???

 

[Johnny B]

???? Anyone ????

 

[dyno jonn]

69 Z's had the small manifolds and the small heat riser. The big blocks are/were the ones with the 2 1/2 inch pipes.

 

[Johnny B]

Thanks Jon .....