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Hot Euro Hot Euro is offline
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Join Date: Mar 2014
Location: Lubbock, Texas
Posts: 723
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Hard to say the cause without more information but FYI backfire from intake is usually lean on fuel and backfire from exhaust is rich or excess fuel in exhaust.
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Steve
1981 SC Steel Widebody, DP Lid, 930/51 to 3.2l, K27 7006 Turbo, DOD, P&P Twin Plug heads, Twinfire Ignition, Ruf Intercooler, Powerhaus headers, Zork, CIS Euro FD, 009 injectors, 044 pump, BLwur, 930 4 sp LSD, Mocal 44 w/fan, LM2, Brembo, Retroair, Euromeisters
2003 BMW Z4 Daily Driver & Autocross car.
Old 03-31-2018, 03:24 AM
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