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  1. Engine Building
    i want to put the k20a2 head on my k24a4 and then turbo it. i’ve been doing my research and it looks like i’d need new pistons and cams. just wondering if it’ll be worth it in the end if anyone could help me out
  2. All Motor K series Technical Discussion
    In the water jacket of the #1 cylinder of a K24A4, on the intake side, I found this: Here it is exposed: What is it called, and what is the purpose? Also, the head gasket leaves the vertical coolant flow between head and block pretty much unrestricted on #1, whereas that’s not true for the...
  3. General K-series related talk
    trying to swap my USDM 2004 Honda accord 2.4 k24a4 to a jdm k20a Was supposed to be a direct swap in got the harness and ecu also with the k20a engine and trans Just can’t get it started Was told to use my USDM harness and ecu But still no luck I’ve tried to run it with both ecu and harnesses...
  4. All other models (mr2, mini etc)
    I picked up my JDM K24A2 yesterday and have started to disassemble the original K24A4 from my element. This will be slow going but I will update as I go. My plan is to replace the exhaust, engine, most of the suspension, brakes, and intake and run the system with Ktuner. Stage two will be...
  5. 2001+ Civic EP3 / RSX DC5 / EM2
    Hello, I’m new to this community and I was just wondering weather or not this wiring harness I found for my 04 civic swap was to good to be true or the real deal. https://a.co/d/0WZixfb looking to do my k24a4 that was pulled from an 04 accord and the 5speed tranny that came with it.
  6. 1992+ Civic EG / DC2 / EK K-Series Swap
    Hi guys I have a few questions regarding putting a k24a4 with the transmission from a accord into a 97 ek hatch. First off the mounts, I have been reading a lot and I know the ekk3 mounts are supposed to work with the stock subframe and the 03-07 accord manual transmission just wondering if...
  7. General K-series related talk
    I am a new owner of a K24A4 w auto tran, I previously owned a d17a1 so you already know there wasn't a damn modification I made to that slow horse, what are some common, reliable powertrain mods I can know more about to get me started into a rabbit hole. I'm new to this so I appreciate all and...
  8. Forced Induction and Nitrous K series discussion
    So all my life I've been around nothing but V8s and big twin turbo builds. Recently I bought a 05 Accord 5 speed manual with a K24A4 (non-vtech) motor. I'm wanting to do a single turbo build that's reliable yet fun. What would be my best bet in making this happen? im curious to where everyone...
  9. All other Honda models K-Series Swap
    I just bought a k24a4 and I’m doing a full rebuild but I was wondering if I can use a k24 a2 head and not worry about piston to head clearance issues ..I plan to go boost
  10. Honda Fit / Prelude / Accord K-series Swap
    Howdy Members! I have a 2003 Honda Accord EX (K24A4). Currently working on swapping a K24A (JDM) into the Accord. It's an easy drop-in. However, besides me needing to add wiring for reverse gear lockout since I'm going to use the TSX transmission, not sure about the EGR situation. On the...
  11. General K-series related talk
    I just bought a K24A4 and I thought it would be easy to find parts, but im looking to boost it but I cant find a k24a4 specific manifold, will a k20 manifold bolt up, maybe a b series? And same question for the intake, what parts aren't k24a4 specific?
  12. Wiring and Electronics
    When dropping the stock K24A4 back into the 2003 Accord, I noticed a few issues with the wiring. Looks like at some point I broke some of the harness clips off for some of the sensors or stripped them out completely (when removing the engine or dropping back in). I'm looking for some assistance...
  13. General K-series related talk
    I have an engine k24a4 engine from my sisters automatic accord 07. Trying to fit it in my 97 ek hatch. I need a manual tranny. What ALL trannys are compatible? A guy offered me an ep3 one for $500 and another guy offered me a 6 sd tsx one for $600. Which one? And you guys have a full parts list...
  14. 1992+ Civic EG / DC2 / EK K-Series Swap
    Hey guys, I have a 99' EJ6 sedan and I'm looking to k-swap it. I have some questions in regards to this swap. Goals for car: Budget K-swap street/showcar If I use a K24A4 motor with a K20A2 6 speed trans, what harness/ecu would i have to buy? Any sensors id need to swap/buy? Or If I get a JDM...
  15. 2001+ Civic EP3 / RSX DC5 / EM2
    Hey guys so ive been collecting parts for this swap for some time theres a few things ive over looked now that its time to assemble. ive encountered a few issues. so i have a 02 acura rsx type s and the front engine bracket has no way to bolt onto the engine i cant find a mount that can utilize...
  16. All Motor K series Technical Discussion
    So i blew up my swap, and purchased this k24a4 with a 5speed from an 03 or 04 honda accord. i have the complete harness from the accord, but how to i mate it with my k20a2 harness i have the ecu for both. So i have an ecu from the 03 to 04 accord and the 02 rsx ecu both manual. but im not sure...
  17. All Motor K series Technical Discussion
    So i blew up my swap, and purchased this k24a4 with a 5speed from an 03 or 04 honda accord. i have the complete harness from the accord, but how to i mate it with my k20a2 harness i have the ecu for both. So i have an ecu from the 03 to 04 accord and the 02 rsx ecu both manual. but im not sure...
  18. Forced Induction and Nitrous K series discussion
    Hello everyone! You read that rights. I’m looking to turbo my daily Element. Im not the first guy to do this, and I’ve got a baseline. So the list so far. KMOD turbo manifold. Turbo smart BOV, Turbo Smart Waste Gate. Oil lines. 2006 element ktuner. Gonna make up custom piping from turbo to...
  19. All other models (mr2, mini etc)
    Hi everyone, new to the site & new to Honda's in general. Got a KSwap in the works for my 93 MR2 Turbo and I could use some guidance as this is the first Honda motor I have ever dove into. I picked up a K24A4 (or at least, it *looks* like one, I was told it was from an 03-07 JDM Accord) and I...
  20. Parts Wanted
    Hola! I'm new on here, but need some stuff for my K24A4 swap into my MR2. As the title states I need that specific year/model charge & engine harnesses as I recently picked up an 02-04 RSX-S PRB ECU with KPro V4 and I'd like to keep the harness modification to a minimum. Thanks in advance...
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