Posted by sandel on November 20, 2020 at 15:32:46 from (70.57.99.106):
Bought a new 70 hp tractor last spring. Member of the family thinks I should have it "tuned'. Best I can tell it is a process where all the DEF or Regen equipment is disabled and the controlling computers are reprogrammed somehow. Claim is for 10% more HP and 15-20% less fuel burned, runs cleaner and will extend engine life? Sounds like it is an expensive process. Surely would void any manufacture warranty. Anyone heard of this or know anything about it? Thanks.
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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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