antno Posted March 23, 2009 Share Posted March 23, 2009 is it possible to put a different cam in a vvti or do you have to change the head. im looking to eventually reach a 1000bhp(many years) but i am wondering if the vvti can hit this figure even it you can change the cams and keep the vvti. i was told it was electronically operated rather than mechanicaly so it mite pose a problem. also how compatable are the parts with vvti and how much more complicated does it make it when stripping and rebuilding an engine. i no 1000bhp is reachable but isnt cheap and will need rebuilding oftern but its an challenge and somthing i'd like to achive. any advice will be apreciated thanks anthony Link to comment Share on other sites More sharing options...
Kopite Posted March 23, 2009 Share Posted March 23, 2009 For that target hp the VVTi won't flow enough through it's head, probably best with non VVTi Link to comment Share on other sites More sharing options...
antno Posted March 23, 2009 Author Share Posted March 23, 2009 so does the vvti heads have smaller valves or is it the shape of the ports or something. how hard would it be to change the head. would you need a different ecu and loom. is there a market for vvti heads or is it to much hassel to fit it with not much gain. wats yours putting out? bhp/torque cheers anthony Link to comment Share on other sites More sharing options...
merckx Posted March 23, 2009 Share Posted March 23, 2009 Have you looked through this thread? VVTI Discussion Link to comment Share on other sites More sharing options...
Nic Posted March 24, 2009 Share Posted March 24, 2009 The exhaust cam is the same as the non VVTi, so you have the choice of any aftermarket cam for this. The only aftermarket cam for the intake side is the HKS Valcon kit which includes the electronics to control the VVTi. http://www.hks-power.co.jp/products/engine/valcon/img/valconpro_image.jpg GReddy also sell the V-Manage which can control the VTTi, this can be used along side any aftermarket ECU. If I can help with prices, drop me a pm. http://img18.imageshack.us/img18/4675/vmanagejpg.jpg Link to comment Share on other sites More sharing options...
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