A very timely thread:)
At our last SC SACC meeting, Larry Pearson got up and went over this very topic. I was very interested because my Optima battery just died and needed replacement after only 4 years. He made some very good technical points:
1) the major cause of battery failure in cars...
I swapped the ZZ4 in my C1 and used Rams Horn Manifolds. The folks I bought the ZZ4 from gave me some interesting dyno information for exhaust manifolds. The bottom line is that you lose about 30 hp with the un-ported Rams Heads over a conventional 1 5/8" header set-up - all due to flow issues...
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.