Actually, I've always heard that the 84 had a hotter cam as compared to the 85-87 engines. Have to check my archives or call Ned... -- Dan Simoes dans@ans.net ANS http://coimbra.ans.net/dans.html 100 Clearbrook Road (914) 789-5378 (voice) Elmsford, NY 10523 (914) 789-5310 (fax)