# K24 Hatch **URL:** https://forums.speedlife.net/t/k24-hatch/253838 **Category:** Builds **Created:** [August 10, 2010, 5:17am UTC](https://forums.speedlife.net/t/k24-hatch/253838 "2010-08-10T05:17:33Z") **Posts on this page:** 1 **Showing post:** 49
### Author: ![Mafdark](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/mafdark/32/6322_2.png) [@Mafdark](https://forums.speedlife.net/u/Mafdark) #### Post date: [August 10, 2010, 7:31pm UTC](https://forums.speedlife.net/t/k24-hatch/253838/49 "2010-08-10T19:31:21Z")
> [@Local Evo Crash](https://forums.speedlife.net/t/local-evo-crash/34226/93): > > you are the only one going round and round you asked why we answered. i thought i gave you a very thorough answer as to why the vtec system is different on the k24 accord/crv motors. i forgot about the 25 degree VTC limit on the tsx motor. the stock pistons might hit the valves with more VTC from the factory. i think the k20a2 head does flow a bit more anyway. > > all in all its cheaper to just build a k24/k20 than buy a TSX motor + k20 cam gear and build. also you have to consider a lot of people have a stock k20 swap in the car before they build a k24/k20 so they already have a k20 head and can pick up a block for cheap 400-600 and build. your post was one of the few informative ones, but I thought you combined both the K20s and k24s into the same group. anyway, if its that cheap for the block, a complete K24a2 swap is what, 4-5k… that does make sense. Does the K24a2 block bolt up to all the k20 heads and transmissions without major mods? --- _[View the full topic](https://forums.speedlife.net/t/k24-hatch/253838)._