New mod, I put a velocity stack on my gx390. Now it sputters and dies as soon as I touch the throttle.
I'll put the next size bigger jet and the next until it runs normal. I didn't think a velocity stack would make that big of a difference.
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1984 chevy suburban, custom made 6.5L diesel turbocharged with a Garrett T76 and Holset HE351VE, 22:1 compression 13psi of intercooled boost.
1989 firebird mostly stock. Aside from the 6-speed manual trans, corvette gen 5 front brakes, 1LE drive shaft, 4th Gen disc brake fbody rear end.
2011 leaf SL, white, portable 240v CHAdeMO, trailer hitch, new batt as of 2014.
Last edited by oil pan 4; 07-30-2023 at 01:41 AM..
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