I have a friend that works at honda and i just read a thread that is closed about balance shafts. This thread triggered this to me and i figured that i'd post it to help people in there decision on leaving them out or not.
For the record:
NEITHER YOUR OIL PUMP OR WATER PUMP RUN OFF OF YOUR BALANCE SHAFTS. THE OIL PUMP RUNS DIRECTLY OFF OF A FLAT ON THE CRANK AND THE WATER PUMP RUNS OFF THE CAM DRIVE BELT (timing belt). THE FUNNY LOOKING GEAR ON THE BACK SHAFT IS JUST TO MAKE THE BACK SHAFT TURN COUNTER CLOCKWISE INSTEAD OF CLOCK WISE LIKE THE CRANK, CAM, AND FRONT SHAFT. THIS IS TO COUNTER BALANCE THE CRANK AS THE ROD JOURNALS RISE ON THE CRANK.
Pros of having them hooked up:
First off peace of mind knowing your engine is right.
Less vibration.
Longevity of your motor. Excessive vibration = more wear and tear
Cons of having them hooked up:
Drag on the crank. Not much but if you are trying to squeeze out every ounce of power then leave them off.
A chance that you don't have something timed right when you put your timing together.
If not running a seal retainer, the front shaft seal can blow out causing lots of money in damage. If the shaft isn't turning then the seal don't walk out.
I'll add more as it comes up but if anybody would like to throw some up put if it is a pro or con and i will add it to the list.
For the record:
NEITHER YOUR OIL PUMP OR WATER PUMP RUN OFF OF YOUR BALANCE SHAFTS. THE OIL PUMP RUNS DIRECTLY OFF OF A FLAT ON THE CRANK AND THE WATER PUMP RUNS OFF THE CAM DRIVE BELT (timing belt). THE FUNNY LOOKING GEAR ON THE BACK SHAFT IS JUST TO MAKE THE BACK SHAFT TURN COUNTER CLOCKWISE INSTEAD OF CLOCK WISE LIKE THE CRANK, CAM, AND FRONT SHAFT. THIS IS TO COUNTER BALANCE THE CRANK AS THE ROD JOURNALS RISE ON THE CRANK.
Pros of having them hooked up:
First off peace of mind knowing your engine is right.
Less vibration.
Longevity of your motor. Excessive vibration = more wear and tear
Cons of having them hooked up:
Drag on the crank. Not much but if you are trying to squeeze out every ounce of power then leave them off.
A chance that you don't have something timed right when you put your timing together.
If not running a seal retainer, the front shaft seal can blow out causing lots of money in damage. If the shaft isn't turning then the seal don't walk out.
I'll add more as it comes up but if anybody would like to throw some up put if it is a pro or con and i will add it to the list.
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