The "H" would be a large cast in letter on the back of the block . I belive these blocks are the ones VW sold to chrysler for the omni and was a 1.7 . Jasin MK1 16v Looking for more power -- Email problems to: scirocco-l-probs@scirocco.org To unsubscibe send "unsubscribe scirocco-l" in the message to majordomo@scirocco.org