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header stuff and flex plate

Posted: May 18th, 2021, 9:27 pm
by maricopacody
what kind of header is a good one to run on this 4.7 stroker and do they make a stronger flex plate for auto trans than OEM stock stuff I can find one

Re: header stuff and flex plate

Posted: May 21st, 2021, 9:31 am
by 275/350 I-6
I used a Banks header on my build in my CJ-7 and it seems to be fine, no complaints from me.

As far as the flexplate goes, I would recommend using an OEM unit. Unless there is an aftermarket company out there making one that I have never heard of, the only other option is an OEM style replacement that is probably made in China.

I bought a pioneer flexplate for mine, and it wasn’t round. When I cranked the engine with the starter I could look in where the CPS sensor mounts, and see the ring flange rising and falling. That told me it was not round. I bought an old rusty OEM flexplate and did the same check and it spun true.

I am running the old rusty OEM unit.

The new pioneer junk is hanging on the wall in my shop.

Re: header stuff and flex plate

Posted: May 21st, 2021, 9:51 am
by 275/350 I-6
The pioneer flexplate for a 1995 YJ.

A used YJ flexplate.

I am currently running the used one because it spins true, unlike the junk pioneer unit, from China.