Belt Tension

Drive belt tension:
4A-FE Engine:
New belt 160 +/- 25 lb
Used belt 100 +/- 20 lb

5S-FE Engine:
New belt 165 +/- 10 lb
Used belt 110 +/- 10 lb

HINT:
- "New belt" refers to a belt which has been used less than 5 minutes on a running engine.
- "Used belt" refers to a belt which has been used on a running engine for 5 minutes or more.