cool so that's the compression side of things taken care of
and no a block check doesn't require removal of the engine hehe
it's a rocket shaped tube which has a rubber bung on the end, you fill it with special type of fluid and shove it in the top of your radiator while the car is running to see if there are exhaust gasses in the water.... generally the fluid colour is blue and if exhaust gasses are present it will change to green or yellow usually fairly quickly
hehe i know bout the toothbrush thing... i cleaned this one for 2 days with one :P
glad to have ya around
