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Mark Ugrich · 10-22-2018, 06:29 PM

Check the modulator vacuum like Alan said. Some factory metal vacuum lines had a restriction at the modulator end. If so drill it out. The governor has more influance on the 1-2 shift, the modulator has more effect on the 2-3.

10-22-2018, 06:29 PM	#2
Mark Ugrich Member Join Date: May 2011 Location: Auburndale,Florida Posts: 220 Likes: 29 Liked 71 Times in 38 Posts	Re: Turbo 400 experts please step in.... Check the modulator vacuum like Alan said. Some factory metal vacuum lines had a restriction at the modulator end. If so drill it out. The governor has more influance on the 1-2 shift, the modulator has more effect on the 2-3.