The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Truck needs a new catalytic converter (help needed)

Pontiac1976 · 11-20-2021, 04:29 PM

Try looking up Walker re-placement Cat for your year, or Dynomax for the sport side of walker. (still pan cake) Or try 88-93 GM trucks to see what they replacing with at dealer. 94-99 I be leave have the lighter cat smaller.

11-20-2021, 04:29 PM	#11
Pontiac1976 Registered User Join Date: Oct 2015 Location: Ottawa, Ontario, Canada Posts: 750	Re: Truck needs a new catalytic converter (help needed) Try looking up Walker re-placement Cat for your year, or Dynomax for the sport side of walker. (still pan cake) Or try 88-93 GM trucks to see what they replacing with at dealer. 94-99 I be leave have the lighter cat smaller. __________________ 1977 REG cab Long Bed with a 1984 Front Clip, 82 305 .60 over 9.0.1 flat top pistons, 4bbl, TH350, w/84 SS-intake & cam , w/ 1977 big block rad, 1975 gear box, 1984 master w/ metric fittings top & SAE fitting @ portion block, 1975 3.42 gear open diff. Duel 77-87 Factory air cleaner, duel inlet from rad support . Down sized 9' to new 8' Steel flat bed Was a 77 454 w/308 gear. Taken out 550 lbs. up front with motor clip change.