Yes it could. I would suggest getting a timing light and check the timing your self. Like the old saying says "If you want it done right, do it your self". I know a lot of mechanics that are clueless.
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82- 347, SVO A4, Scat Billet Crank, Crower Rods, Nowak Pistons, TFS Heads W/Crower Stainless Rockers, Victor Intake, Gold Claw, Paxton Fuel system, MSD ignition,
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