Our new ultra smooth casting made of grade a 356 t6 aluminum is precision cnc machined to create the perfect platform for our new runner and chamber designs. The first thing we needed was a small block chevy engine on which to evaluate power.
Promaxx 317 Heads Arrived Offshoreonly Com
Promaxx cylinder heads reviews. The promaxx performance heads promised two things we love. Equipped with their cnc ported 340cc bbc heads they also offer 370cc versions this 572 thumped out an impressive 850 hp and 719 lb ft of torque. I figured out why patriot closed up and changed its name. Promaxx performance products specializes in all types of automotive cylinder head for any budget carrying performance cylinder heads diesel cylinder heads and stock replacement cylinder heads. Their 185cc heads out perform the dart shp 200 heads and comparible edelbrock heads. The maxx series is taking the affordable performance cylinder head to the next level.
There is no comparison in the market. Promaxx performance 2122 promaxx performance freedom series small block chevy cylinder heads compare sbc 220cc hand blended 20816072cc angle plug assmb. I ordered a set of their cast iron heads bolted them onto the motor and noticed something was off. Since this was a low buck cylinder head test we decided to use our budget small block 350 slayer engine from. Promaxx performance has designed a complete new line of performance heads that meet or exceed the big names in the industry. Plenty of flow and affordable pricing.
Well 2 sets of intake gaskets and 3 intakes later i measured the heads and all of the holes and ports on one head were 60 thousandths off from the other one. The heads hes talking about are made by promaxx and from all the reviews and articles ive seen they make some nice heads.
Gallery of Promaxx Cylinder Heads Reviews
