Undercover Porting - Brzezinski Racing Products

Add 15-30 hp to your engine while retaining a stock-looking port. When we modify cylinder heads, even with the valves removed, it resembles a stock head!

Chevy Open Chamber Cylinder Heads - Brzezinski Racing Products

603 Crate Motor

Undercover Porting - Brzezinski Racing Products

Broken rocker arm stud boss

Brzezinski Racing Products, Pewaukee WI

About Us - Brzezinski Racing Products

260 - 270 CFM out of SLP runners / SDPC intake!! - Third

Finally went and did it. wife is not happy - Page 5 - Pelican

Brzezinski Racing (@castheads) / X

Sending Heads To Us

Brzezinski Racing Products Cylinder heads & Intake manifolds

Valve Stem Diameter Flow Testing - Brzezinski Racing Products

Engine Quest CH350I Cylinder Heads - Brzezinski Racing Products

Do larger valves increase performance? - Brzezinski Racing Products

Broken rocker arm stud boss