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08-07-2011, 11:47 PM
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#7 |
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Registered User
 
Join Date: Dec 2010
Location: Hot Springs, AR.
Posts: 1,215
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Re: Somebody tell me what this is please, other then a black box
I believe that is the knock retard ECU for the distributor - should have a knock sensor in the block that runs to it. They used this to retard the timing automatically when it sensed any engine knock.
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1977 Chevrolet K30 LWB Crew Cab 497HP Mast Motorsports 6.0L LY6 HO engine GM NV4500 5-speed, Centerforce clutch + NP205 D60 + 14-bolt FF w/ Eaton posi + disc brakes Skyjacker 2.5" full spring lift w/ Nitro shocks Custom paint + interior http://67-72chevytrucks.com/vboard/s...d.php?t=435722 |
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