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MMy formula was going to be a Dart SHP 4.125 bore 350 main, 1 piece seal block with factory roller provisions. Then a 3.875" stroke and...
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MThe cylinder head valve cover rail machining problem I described is only a stock stamped steel type centerbolt valve cover problem. The...
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MON/OFF to ~1/2 throttle usually from a stop to cruising speed, lol. I usually try to get the engine up around peak torque while...
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M$45 more is well worth a 6" rod 383 vs 5.7" rod 350. Just get the larger -24cc relief pistons if you plan to run it on 87 octane with...
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MSomething like this would make an excellent driver. $855 for a machined and preaped 4 bolt block is worth it provided it is done...
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MEven if you keep the stock heads and cam, I would still suggest a 383 rotating assembly. The added torque off-idle and cruising will...
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MI have the 8.1L shortblock bagged and oiled on the storage stand at the shop waiting for the heads to be finished at the machine shop. I...
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MOr do what I did with my 99 Tahoe. An 8.1L with Van or GMT400 accessories that have the Vortec compressor high mounted is an easy swap...
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MMoofus02 reacted to L31MaxExpress's post in the thread Better gas mileage and performance. with
Like.
My 99 Tahoe with a cammed L30 305, 4L60E, and 3.42s rolling on 32" tall P305/50R20s consistently managed 23 mpg highway rolling 75 mph... -
MMoofus02 reacted to Danbus's post in the thread Hey everyone, Just picked up a 2001 Savana with Like.
Sweet, Thanks for the replies guys and L31Max thanks for the advice and for loading pics of your exhaust setup !
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MMoofus02 replied to the thread L31 Savana Tune up exhaust questions.I used one of those heads pipes on my 99 suburban. I really like it but one flange won't go over studs on manifold. Have to test fit to...
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MMoofus02 replied to the thread 5.7 vortec mpg improvements with exhaust.That many miles like that the cats were probably melted
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MMoofus02 reacted to Schurkey's post in the thread 5.7 vortec mpg improvements with exhaust with Like.
Two dead cylinders? Massive improvement by replacing the exhaust? Your cats were plugged/melted from all the excess hydrocarbons...
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MMoofus02 replied to the thread 5.7 vortec mpg improvements with exhaust.Now that you mentioned it it does seem to run better now even with 2 dead cylinders than my Tahoe. I need to make something else run so...
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MMoofus02 reacted to L31MaxExpress's post in the thread 5.7 vortec mpg improvements with exhaust with Like.
I dunno, my 99 Tahoe was a slug with the stock exhaust on it compared to the way it ran opened up. Those tiny 1-7/8" pipes choked the...
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