Speedo goes nuts
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Joined: Oct 2010
Posts: 347
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From: Virginia Beach, VA
Car: 1985 Firebird S/E
Engine: SBC 350, mild cam Vortec heads
Transmission: Rebuilt 700R4 vette servo+shift kit
Axle/Gears: 3.73
Speedo goes nuts
So i was cruising on the highway and noticed something funny my speedo works fine excet when i was on the highway and got up to prolly 85 90 ish the speedo was bobbing around like crazy
Joined: Aug 1999
Posts: 19,282
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From: Lawrence, KS
Car: Met. Silver 85 IROC/Sold
Engine: 350 HO Deluxe (350ci/330hp)
Transmission: T-5 (Non-WC)
Axle/Gears: Limited Slip 3.23's
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