just compression test, the motor only has about 35k on it the guy i bought it from bought it from jarco for 1500 i bought it from him for 275 with a 4.5lb lightened fidanza flywheel... i talked to the guy today and he said iyt was fine when he pulled it but he'd help me with whatever needed to be done..and what do i need to do a leakdown test? so if the head is cracked i already have another same with the block......