![]() Using the same intake and turbo manifolds as the non VVTi engine, same Turbo, same gas in the tank and the same boost levels it was going to tell us once and for all what the difference was. and it was! We then started our back to back test. Once the VVTi head was bolted down, we rechecked that the leak down was the same. Why is it important to check this? It tells us that the engine is healthy and that the head is performing at its best. Install dampner and rotate so the 60 BTDC mark lines up with the 0 mark on the timing belt cover -make sure line on timing belt is parallel to the top of the lower timing belt cover -line up cam pulleys so that marks on the pulleys line up with the marks on the timing belt cover behind the cam pulleys. So to top things off, the leakdown of the old head bolted to the block was 3% across the board. The port job was also done by the same machine shop and they had the flow numbers from the first one so it was easy to match. Setting up the VVTi head with the same cam profile and duration was an easy task thanks to GSC power division. Now, 4 years later, when we want to remove the head, and install a built VVTi head with the same components as the non VVTi head. Fawn Creek Civil Rights Lawyers represent clients who have been illegally discriminated against on the basis of race, gender, sexual orientation, disability and national origin. ![]() ACL bearings and billet main caps finish off the block to create a bullet proof engine. The block has Tomei pistons and Manley turbo tuff rods. All supertech valve train, dual springs, beryllium copper seats, shimless buckets and GSCS2 cams. This block and head combo has made over 900 whp before. The Test We had built a non VVT engine for a customer over 4 years ago. ![]()
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