I have had a problem with the charging system on my GT after taking out of storage and driving it to a car show. It worked fine all day but the next morning the battery was dead. I found no shorts or anything on. I had the charging system tested at Oreilly's and they said the battery was good...

Ok so I decided to end working on my 1969 Opel GT that some have followed in the Opel 2.0 Thread. There were several reasons which I will let you read about in my closing post on that thread. This thread is to follow the work on my new 1970 Opel GT which I picked up in Greeley, CO. This car...

hey all I have my motor(10 bolt high compression 1.9) apart and the valves are not sealing well so it looks like I will be having larger valves put in. While it is at the machine shop I'm looking at doing the rallyBob port. My question is with those things done what else will I need to do...

Opel observed that early versions of its 1.9L engines were prone to a loss of oil pressure which could result in damage to main and or connecting rod bearings (a very bad situation!) caused by sticking of the early-design relief valve ball. Opel soon issued a repair kit to retrofit these...

I am in the process of bringing to market some new Opel items for performance and racing use. Items currently in development: -turbo exhaust manifold for CIH engines with T25 flange -Opel GT headpipes for use with 2.4 CIH exhaust manifolds, in 2.25" and 2.5" diameters -Opel GT headpipes for...