Polished Imco Powerflow Exhaust. Come with Double Walled tailpipes and spacers. 1500$
Rewarder Big Tube Headers. 2.5" x 4.5" Came off a GN boat running the motor forward. Have EGT, Scavage and A/F provisions. Coated black. Always ran dry and in good condition. 750$
Set of polished IMCO Manifolds and standard "A" risers for BBC. Includes new manifold bolts and studs. Has one 18MM bung that will need a plug if you don't use an O2 sensor. $1200 shipped.
Call or text 7one3-724-9969
Selling these for a friend
Pair of big block powerflow manifolds....they are black with polished risers
Everything is there from manifolds to the through hull...even the pyrometer
These came off of a supercharged 540 bb that was built by Paul pfaff
Best reasonable offer....these are in canada
ITEM IS SOLD. Imco Powerflow Exhaust-- Stainless 4" water-jacketed over transom pipes in excellent condition will work with old style BBC IMCO exhaust manifolds or current/new style Small Block Chevy. Also have 2 older style BBC IMCO exhaust manifolds. The starboard one has a water leak and the...
REDUCED! BBC Imco Powerflow manifolds are old style and starboard manifold has water leak. Port side manifold is good. Water jacketed, over transom pipes in excellent condition. Risers/pipes will work on old style BBC manifolds or current style SBC manifolds. $300 OBO
came out of my 26' cat boat with a blown 540. Put to big of a cam in my motor so im looking to upgrade the exhaust so i dont have reversion problems
max cam duration on these is the 230/240 @0.050 (my opionion)
i can text you pictures, they look like every other set black...
Guys, I have a super nice set of IMCO Powerflow exhaust manifolds all polished and 10" polished risers with 32" long stainless 5" exhaust tubes with blower gatlin mufflers( only system that makes all the HP you could want with no troubles).I had it on y 30 eliminator blown 540 Chevy.Comes with...
I have a set of very clean IMCO Powerflow Manifolds for a BBC with 34.5" Stainless fully jacketed risers and stainless fittings. The system also come with a set of Gibson Bullet clamp on mufflers. Has these set aside for a buddy and he has now gone another direction.