Posted by The tractor vet on August 10, 2009 at 09:19:23 from (75.19.125.136):
In Reply to: engine replacement posted by allen o myren on August 10, 2009 at 06:03:39:
Just rebuild what ya have the way it is suppose to be done and then you know what ya got . And if you do go with a rebuild BEFORE YOU just go out and BUY a kit look at the deck of the block for letters next to each hole as this will tell you what Bore class you have and by getting the sleeves that fit correctly for each hole will save you a ton of grief later . OF you can make a up grade to a 291 and have the block bored out to take the new larger sleeves and have them fit correctly and gain some extra pony power . But also keep in mind that if you want a gasser to live a long life then few things you MUST Do ( 1) You run low ash oil (2) you run nothing but 93 octane gas , You set the timing of that engine to the Spec's for the cubic inch of the engine as a 263 sets higher then a 291 .
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Today's Featured Article - Engine Valves - Some Helpful Information - by Staff. Intake - On the intake stroke the piston moves doward, sucking in carburized fuel through the open intake valve. Exhaust valve is closed. Compression - With both the intake and exhaust valves closed, the pistons upward stroke compresses or squeezes the fuel into the combustion chamber. Firing - Ignited by the spark, the compressed fuel explodes and forces the piston downward on its power stroke. Intake and exhaust valves are closed. Exhaust valves and seats are exp
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