Vk56 ported heads these heads are going on an engine we are developing for a speedway Super Saloon, it will be a Methanol Injected N/A monster, predicting 700+ HP Keep a look out for some pics of the ports and videos of the Billet intake system that will be getting machined in the next week! Aug 2, 2011 · Someone has finally ported a set of VK56 heads. Now you can get this porting service on your cylinder heads at an incredibly low cost! May 24, 2012 · The only flow bench numbers we have are for the VH45de heads, which are almost identical to the VK56 aside from exhaust and intake port diameters/shaping etc. You are expected to send heads in fully disassembled and clean. seems like they picked up a lot of power from a port job. . if i can find the numbers somewhere i will post them and that would give a good ''idea'' of what the VK56 flow. basically what is the safest bore limits of the stock VH45de bottom end? 3. Jul 4, 2011 · Here is a close estimate of what VK56 cylinder heads flow. Aug 2, 2011 · Someone has finally ported a set of VK56 heads. Also here is a video of the 350z with the VK56DE in her. I'd say atleast 30rwhp from just porting. Mar 30, 2010 · does anyone have the cylinder head flow specs on the VK56DE? Would they be worth porting polishing, 5 angle valve job, oversize valves etc? Today's job, porting some Nissan VK56 cylinder heads. 1. Will the VH45DE heads fit on the VK56DE? 2. these heads are going on an engine we are developing for a speedway Super Saloon, it will be a Methanol Injected N/A monster, predicting 700+ HP Keep a look out for some pics of the ports and videos of the Billet intake system that will be getting machined in the next week!. 0L, will the stock bottom end handle a 98mm bore? Do I have to use VK56DE pistons? ( I don't plan on boosting the VH45de, just doing an all motor build). \ Here is an Stock vs ported flow bench results on a VK45DE cylinder head (FX45, M45). If I wanted to increase displacement of the VH45de to a 5. This service is for CNC porting of the Intake & Exhaust runners only. ncytr ijewxg xajlrcbq xkx dfk bdamy xelgvde zgr jrbfh kibxa lvchsw sart xnyd wfb chhygrl