Engine Swap Everything about swapping an engine into your Third Gen.....be it V6, V8, LTX/LSX, crate engine, etc. Pictures, questions, answers, and work logs.

tachometer

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Old Jul 21, 2007 | 01:45 PM
  #1  
fbirdroller's Avatar
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From: cleveland, ohio
Car: 1986 camaro z28
Engine: vortec 5.7
Transmission: 700r4
Axle/Gears: 2.73
tachometer

will the 3.1 tach in a 91 bird work for the 350 i put in it......well work correctly anyways cause i know it works and isnt too far off but does it read accurately?
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Old Jul 27, 2007 | 08:54 PM
  #2  
John in RI's Avatar
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From: RI
Car: 1984 Camaro Berlinetta
Engine: LT1
Transmission: T56 6-speed
Axle/Gears: 4.11 LS1 Rear End
Re: tachometer

NO.

The V6 distrib puts out 3 pulses per revolution and the V8 distrib puts out 4. pulses per rev.

Ya', It works - but it doesn't work right !
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