setting timing 454 GM 7.4L

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man-of-war

Petty Officer 2nd Class
Joined
Apr 23, 2004
Messages
175
I HAD MY 454 GM 7.4L ENGINE REBUILT LAST WEEK,THE ENGINE STARTS FINE AND IDLES GOOD BUT I NEED TO SET THE TIMING.MY QUESTION IS WHEN NUMBER NO THE ENGINE CRANK AM I LOOKING FOR IS IT [ 0 ]thanks
 
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Rickles

Petty Officer 2nd Class
Joined
Mar 24, 2004
Messages
101
Re: setting timing 454 GM 7.4L

It depends on what year and ign. system you have.Normally its 8 deg.but there are different timing procedures used.What do you have?Year?fuel system?Grade of fuel used?
 
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man-of-war

Petty Officer 2nd Class
Joined
Apr 23, 2004
Messages
175
Re: setting timing 454 GM 7.4L

the year of the engine is 1984. original fuel pump ,4 barrel holley,ebelbrock proforma 2-0,mercruiser thunderbolt iv breakerless timing high enegoy ignition.I dont know if this will help i had roller lifters installed. thank,s for the help.
 
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man-of-war

Petty Officer 2nd Class
Joined
Apr 23, 2004
Messages
175
Re: setting timing 454 GM 7.4L

ebelbrock proforma 2-0 intake manifold
 
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rodbolt

Supreme Mariner
Joined
Sep 1, 2003
Messages
20,066
Re: setting timing 454 GM 7.4L

hello <br />it should set 8-10 degrees before TDCno special tricks on it.<br /> good luck and follow your service manual
 
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rattana

Chief Petty Officer
Joined
Jun 12, 2003
Messages
413
Re: setting timing 454 GM 7.4L

The timing for that big block is 8 degrees BTDC @ 700 RPM
 
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