Inliners International Forums General Discussion Engines Chevy 230 build intake/exhaust questions

MAKEE SURE YOU USE A PIPE THAT KEEPS SOME BACK PRESSURE. PERSONALLY WITH A SINGLE I RUN A 2 1/2" FROM MANIFOLD TO REAR WITH DUALS PERSONALLY WITH A STOCK COMPRESSION ENGINE 2 PIPES 2" DIA ALL THE WAY BACK. IF YOU DONT KEEP SOME BACK PRESSURE IT WILL HURT YOUR POWER AND FUEL MILAGE DRASTICLY. JMO