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**kwmech** · 04-15-2021, 07:59 PM

I would put a gauge on it to see what the line pressure is. Shuddering would indicate clutch slippage and a bad pump. Should have been the first thing the trans shop did.

BTW the pressure should be a minimum of 160 in gear. Shift kit power braking a little 190-200

04-15-2021, 07:59 PM	#4
kwmech Senior Member Join Date: Mar 2003 Location: Colfax-California Posts: 8,393	Re: TURBO 400 shutter ISSUES I would put a gauge on it to see what the line pressure is. Shuddering would indicate clutch slippage and a bad pump. Should have been the first thing the trans shop did. BTW the pressure should be a minimum of 160 in gear. Shift kit power braking a little 190-200 Last edited by kwmech; 04-15-2021 at 08:10 PM.