35.9k views
4 votes
Why is rod bearing clearance needed?

2 Answers

5 votes

Answer:

if your talking about cars i got the answer for you

Step-by-step explanation:

if the clearance is too little you will have rod knock in the engine and if the clearance is too big the pressure in the cylinders won't be enough to power the motor.

User Dnur
by
4.3k points
5 votes

Answer:

Increased clearance provides less sensitivity to shaft, block, and connecting rod deflections and the resulting misalignments that result from the higher levels of loading in these engines. Use of synthetic oils with their better flow properties can help to reduce fluid film friction

Step-by-step explanation:

User Roman Kotov
by
4.0k points