Out of all the boosters that work for our rigs, which ones have built in check valves?
What happens if you drive without a check valve?
What happens if you drive without a check valve?
Which boosters have a built in check valve?
- Thread starter nat
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- Thread starter
- #2
anyone?? I thought I had read that FJ62 boosters had external valves, so do all others have internal check valves 
