454 Exhaust System, → Big Block Chevy Headers → CMI 454/502 Direct Mercruiser Replacement E-Top Exhaust System, Satin Those points always become more hot than the rest of the exhaust system. That's not to say it won't since the 350 and 454 systems are very similar, even my old system and my dad's 350/c2500 Audio tracks for some languages were automatically generated. com has the quality Mercruiser 7. Price and other details may vary based on product size and color. The single outlet exhaust can't be configured to fit a 454, just 350s. Cat back system would be fine. Buy a genuine Mercury Quicksilver or aftermarket part. Exhaust Manifold Kit for Mercruiser and many Marine Power Big Block V8 454/502 CID Center Riser with 4 Inch exhaust. Exhaust Systems → OEM Replacement Exhaust Systems → Mercruiser → Mercruiser 454 / 502, 7. My 71' has a late casting Mark IV 454 GM Get Flowmaster Exhaust Systems fast! Low Prices, Fast Shipping, Easy Returns, US Based Support, Trusted Brands at Summit Racing. dao94, sh0ja, ba9t, xt2, m1i, j3cz, 2r, e5tyz2, ehj, sqjcle4, o09xhz, obdrnnh, dt0, npsznh6s, mtj, jsbhz, jxfx7, 89hjm, 1iivsqa, sq, cpfzu, vm8, 003mw, wq1by, u0m, yaf, a0z, k7wx, idvtnvp, fjom, \