gearbox oil

[jason_sheman]

how to check or add gear box oil for a n13 with ca16de engine??i found its very hard to change gear

[fatmanracing]

There should be a filler plug with a 1/2" square drive on the side of hte trans if I remember correctly.
remove that and check the fluid level with your finger (when car is not blazing hot)

There should also be one in the bottom of the trans for draining.