Question: How do we fit the crankshaft sensor? We cant see anything to attach a bracket to so we can fit it so it points upwards. Alternatively, is it possible to rotate the trigger wheel either to one of the other possible positions around the pulley to enable us to mount it elsewhere? Answer: We […]
Question: I was wondering what your advice would be for my XE rebuild. I need a new head, is it worth getting a Coscast head? Answer: We would normally advise the use of a Cosworth head casting. Simply because we know they don’t have a problem with porosity. There are actually only a few cylinder […]
Question: I purchased one of your nylon relief valves for the C20XE engine (standard) a while back and now have the engine up and running with the nylon relief valve fitted but I’m a little concerned about how high the oil pressure is at warm idle. The directions say it should be 65-75psi at 4000rpm, […]
Question: I am having problems with the oil pressure on my 2.0L XE. I have new SBD inner ring and outer ring and relief valve kit. I have 5 Bar pressure at idle, cold oil and 3.1 – 3.5 Bar maximum at 4000 rpm and above. Answer: The oil pressures we recommend are for hot […]
Question: Have you ever seen the bottom cam belt pulley slipping on C20XE Standard engine used for racing? In other words the key for the pulley has slipped around the crankshaft therefore destroying all 16 Valves. As I have a couple of these engines, I wondered is this a common problem and if so what […]
Question: The cam guide roller wheels disintegrated at idle following some fast driving, the engine stopped instantly. The crank & cams still turn. Is it worth replacing just the guide wheels and belt and try to start the engine or do you recommend I take the valves out and have a look. I didn’t really […]
Question: Do you have a cure for noisy hydraulic lifters apart from replacing them with new ones? Answer: The follower works by retaining a certain amount of oil within it and the clearance between the inner and outer walls of the hydraulic component control the operation of the follower itself. If the tolerance was too […]
Question :I’ve got 2 C20XE engines built in different years, one has 26,00 mm high lifters, the other one 26,50 mm high ones, they look a little bit different inside. Can I use your hydraulic lifters CMFL-1 on both engines with no trouble? Answer: Our CMFL-1 follower is a genuine GM supplied component, there were […]
Question :Can you tell me how much a 1.6L 16v Ecotec engine weighs without manifolds & how high it is? Answer :The weight varies quite a bit according to flywheel modifications. For example, our engine with dry sump system fitted, lightweight flywheel, clutch & fuel injection is 90kg. Height again varies, but if I give […]
Question :Are the C20xe and C20ex the same motor? Answer :There is a 20XE and a C20XE, effectively they are the same engine and the C denotes a catalyst. Any other number and letter combinations would represent a different model of engine.
