are the rear a1 and a2 spring interchangeable? i have a koni/neuspeed combo for the rear but it's for an a2. i wanna put these on my 16v if it's possible. -- Email problems to: scirocco-l-probs@scirocco.org To unsubscibe send "unsubscribe scirocco-l" in the message to majordomo@scirocco.org