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Back Pressure - 6G Celicas Forums

Topic #78576 6 posts Started by Tigawoods
Does not having enough back pressue on an NA motor ( I.e. Mid pipe removed so exhaust exiting right out of the headers) burn up th valves?

1995 GT::::Diffusing the Situationエキサイティングカーレーシングチーム!march2010 COTM:6GCfeature2014:january2015-2016-2018 COTM
no it wont burn the valves, too tight clearance burns them

2001 Celica GT-S Turbo1997 Supra TT 6speed1997 Celica 3MZ/1MZ swap1990 Celica All-Trac
i am now well informed

1995 GT::::Diffusing the Situationエキサイティングカーレーシングチーム!march2010 COTM:6GCfeature2014:january2015-2016-2018 COTM