340 exhaust manifold vs stock 318

RustyRatRod said
Ha! A broke clock is right twice a day. LMAO

So if I'm right once in 24 hours that's like 50 percent of the time and if I'm right 2 times in 24 hours that's like 100 percent of the time. Damn "RRR"....you're pretty smart!!:lol::rofl::poke::thumbsup::wtf: