[marked001]

there are a couple dohc d series engines... the d16a8 (zc) which came in the jdm si's and the d18a9 which came in the 88-89 us tegs (and others I'm sure)... the zc is a bolt-in swap to the 88-91 chassis....the a9 is a bolt in swap to the 3rd gen civics/1st gen crx's...