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Re: Hood Tach not showing RPMs beyond 3000
hokie1984 #248490 03/19/12 09:57 PM
Joined: Jan 2010
Posts: 794
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berndude Offline
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berndude
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Joined: Jan 2010
Posts: 794
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If you go to an HEI ingnition you usually need a "tach adaptor" to go with it. It boosts the signal. Accell makes one and so does MSD. The output signal is different on most HEI systems, it puts out a much different pulse to the tach that is quicker then a set of points puts out.

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Entire Thread
Subject Posted By Posted
Hood Tach not showing RPMs beyond 3000 Liam68FB400 03/19/12 10:16 PM
Re: Hood Tach not showing RPMs beyond 3000 Gus68 03/19/12 10:32 PM
Re: Hood Tach not showing RPMs beyond 3000 Liam68FB400 03/19/12 11:00 PM
Re: Hood Tach not showing RPMs beyond 3000 hokie1984 03/20/12 01:53 AM
Re: Hood Tach not showing RPMs beyond 3000 berndude 03/20/12 01:57 AM
Re: Hood Tach not showing RPMs beyond 3000 Liam68FB400 03/20/12 06:32 AM
Re: Hood Tach not showing RPMs beyond 3000 berndude 03/20/12 06:36 AM
Re: Hood Tach not showing RPMs beyond 3000 Liam68FB400 03/20/12 04:50 PM
Re: Hood Tach not showing RPMs beyond 3000 berndude 03/20/12 05:46 PM
Re: Hood Tach not showing RPMs beyond 3000 Liam68FB400 07/01/12 05:56 PM
Re: Hood Tach not showing RPMs beyond 3000 Earlybird 07/02/12 09:58 PM

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