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Re: Shifting at high RPM
Quote:
Originally Posted by Shifty One
FWIW, I've changed my TH400 modulator 4 times in 20k miles. The units you buy nowadays are not so good.
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I’ve never changed any of mine. Unfortunately most are made in China, and different brands, not knowing which ones will fit, and they sometimes don’t work
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1972 GMC Sierra C2500, V8-350
1986 GMC Sierra C2500, V8-454
1986 GMC Sierra C2500, V8-LS1
1986 GMC Sierra K2500, V8-350
1987 GMC Sierra R3500, V8-454
1997 GMC Sierra K2500, V8-454
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