backfire through the carbs ..., makes for nice fireworks! |
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backfire through the carbs ..., makes for nice fireworks! |
SirAndy |
Jan 30 2005, 01:18 AM
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#1
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Resident German Group: Admin Posts: 41,675 Joined: 21-January 03 From: Oakland, Kalifornia Member No.: 179 Region Association: Northern California |
hey, it's me again, the "carb-hater" !!! (IMG:http://www.914world.com/bbs2/html/emoticons/biggrin.gif)
i've been trying to get this engine to run right for what now, 10 months??? (IMG:http://www.914world.com/bbs2/html/emoticons/headbang.gif) i still have a issue with backfires upwards through the carbs (looks cool at night with the GT-engine lid) !!! now here's my question: - i'm still running stock (well, SSI) heat-exchangers and a close to stock (Manta) exhaust. - i have a cam with a lot of overlap. could the stock(ish) exhaust setup cause too much backpressure and the engine doesn't flow and belches back through the carbs ???? (IMG:http://www.914world.com/bbs2/html/emoticons/confused24.gif) Andy PS: this happens all over the rpm range, but more often under lower rpm load and higher rpm "cruise" (steady gas) and only sporadically at WOT ... |
SirAndy |
Jan 31 2005, 05:05 PM
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#2
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Resident German Group: Admin Posts: 41,675 Joined: 21-January 03 From: Oakland, Kalifornia Member No.: 179 Region Association: Northern California |
i'm here! no time to play with the car today ... (IMG:http://www.914world.com/bbs2/html/emoticons/wink.gif) Andy ======================== will debbie do dallas? will bob father a child with his long lost twin sister? will tybin dally manage to evade police once again? will brad figure out what is wrong with andy's motor? tune in next week for the conclusion! ======================== |
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