Dart Pro 1 215 cc head before and after full port and polish and adding epoxy to the floor to give a final runner size of 217cc

　　Before After

　　------------- -------------

　　.100 73 .100 92

　　.200 135 .200 157

　　.300 190 .300 209

　　.400 232 .400 255

　　.500 262 .500 292

　　.600 264 .600 304

　　.700 256 .700 316

　　.800 na .800 322

　　Russell Performance Machine. WE NOW HAVE AN IN HOUSE FLOW BENCH!!!!! We can flow test any cylinder head on the market for just 45.00!!We are now offering a porting package that will improve horsepower on any application for just 400.00. this includes all of the following: tear down, clean and inspection,our stage two port and polish, new seat cuts on all valves and back cuts on the intake valves, A 5 to 7 angle intake and radiused exhaust application specific valve jobs and flow testing before and after . We also offer many other top end modifications such as full port and polish, full intake porting to match the heads, and machine for oversized valves, oversized springs and much more.WE can also flow any cylinder head on the market as well as most carburetors We can also rebuild any head on the market with the best rates around. All work 100 percent guarunteed with 12 years experience as a machinist, graduate certificates from the School of Automotive Machinist in Houston TX(visit samracing.com) in shortblock and cylinder head machining, and worked in several top level race shops ie NHRA,NMCA,SCCA. If you have any questions fell free to call m-f 9 to 5 and sat 9 to 2 at . Let RPM put you in the winners circle!

　　MAGNUM 360 HEAD FLOW NUMBERS BEFORE AND AFTER STAGE 2

　　STOCK STAGE 2

　　----------- ------------

　　LIFT CFM LIFT CFM

　　.100 51 .100 67

　　.200 105 .200 141

　　.300 159 .300 195

　　.400 187 .400 234

　　.500 192 .500 242

　　Location: Rainbow city,AL