Honda / Acura K20a K24a Engine Forum banner


  1. Wtb k20a3 orm piston

    Parts Wanted
    Need 1 piston to get my baby running again :) I'm located in Hawaii so I will need to get this shipped. Pm me pics and info on them. thanks
  2. Universal speedometer 05 k20a3?

    All Motor K series Technical Discussion
    Hey guys, I'm building an ariel atom, and its almost time to get all my wiring and electrical done, I was wondering if there are any speedometers out there that would work for this motor for a reasonable cost as I'd prefer not to get the cluster as it doesn't really work for the car. Thanks guys!
  3. k24 parts

    Parts for sale
    Selling come k parts. Got a k24z3 short block. 58k miles on it. No water pump or pipes. No crank pulley or flywheel. Will update this thread with a pic of the vin plate.will be cleaned up. Asking 500 local pick up. You pay shipping after qoute. Can take apart upon request but will cost 50 to...
  4. WTB: 02-04 RSX K20a3 / CRV k24a1 Harness

    Parts Wanted
    Looking for an 02-04 k20a3 or K24a1 harness (engine & charge harness) from RSX or CRV, can be cut, so long as everything's included. Please PM me condition and price shipped, to 38506. Thanks, -Nick
  5. DIY: K24a1 K20a3 IMRC Delete P0661 P0662 P1077 P1078 etc.

    Wiring and Electronics
    For any of you with IMRC woes (or those who just want to run a different IM w/o k-pro) you may find the following helpful. Over the past year (12,000 miles) I've been running an IRMC Delete/bypass circuit (simple relay switched voltage divider) that I created since it was cheaper then fixing...
  6. Strange Rattling Noise After 2K RPM what can it be???

    General K-series related talk
    What is this noise? Started happening after 2K RPM. The only thing I know that's wrong with the car is that the clutch started slipping about 2 months ago... After recording this video the next AM I did a valve adjustment hoping it was Valve Clap. But nope. Its...
  7. K20a2 swap into EP3

    2001+ Civic EP3 / RSX DC5 / EM2
    I am looking into buying a k20a2 rebuilt longblock from a remanufacturer, and using my k20a3 transmission (I know that I will drop out of Vtec). I have done research on this site and many others, and thanks to help from threads by members such as WhiteOnRice, I understand a good portion of what...
  8. FS/CA: K20a3 vtec killer with type R goods.

    Motors / Swaps for sale
    Everything Sold. Please close. Thank you.
  9. OEM LSD Question

    General K-series related talk
    Hey guys I am wanting to know if it is possible to use the 06-10 civic si LSD in a 05-06 rsx base 5spd trans. I have done some checking on the topic and I can't get a solid answer. Any help would be awesome! Thanks!
  10. RSX type s question: k20a2 to k20a3

    General K-series related talk
    Hey guys whats up I have done searching and found a few threads similar to my question but nothing that answered it. So here is my question, can you swap a k20a3 dirrectly into a RSX type s. I bought a RSX type s the other day that jumped 6 teeth and junked the motor, I priced the k20a2 and I...
  11. k20a3 - Goal: Most budget build ever

    All Motor K series Technical Discussion
    Hello all, I'm new, and from Australia. I recently purchased a base model integra (RSX for you USA people). Why? Well over here, I got my base with less than 100k-KM, for $9000. The closest TypeR\S was over $16k. Also 98RON is not cheap, nor available everywhere. And after covering 900km on one...
  12. Need head specs for k20a,k20a2 and k20a3.

    General K-series related talk
    I need the specs of the head for all three motors whats the difference between all of them. Im doing a swap(k20a2) for a buddy of mine and i will be picking up the motor(k20a3) off him and i would like to know if i can mod the head to be equal to the k20a or the a2 head. Someone please point...
  13. Help and info needed on a K20a engine

    General K-series related talk
    Ok I have a 2003 ep3 with the base k20a3 engine in it. I was wanting to buy a K20a from ebay and it comes with the transmission and everything. First question is do I really need the 6 speed transmission or can I just buy the engine and put that in my car? Another question, is putting the K20a...
  14. FS: 2002 K20A3 EP3 Throttle Body w/ MAP & TPS $120 Shipped

    Parts for sale
    FS: 2002 K20A3 EP3 Throttle Body w/ MAP & TPS $120 Shipped Complete as seen in pics.
  15. WTB: 5 spd trans (Norcal)

    Parts Wanted
    looking for a 5 speed rsx transmission, im located in norcal (CA)
  16. To be, or not to be

    General K-series related talk
    Scroll down for shorter question. Alright so here's the deal, forgive me if this is in the wrong forum, I didn't know exactly where to put it because it's an open-ended question. I have a 2004 Honda Civic Si K20A3 with +120k miles. I bought it as it is from a friend with Apexi exhaust, an...
  17. Will K20a3 bolt in same as k20z1?

    Engine Building
    Hello everyone, I currently got a k20z2 1 with civic si 6 speed tranny in a 98 civic si coupe. I want to take that engine n tranny out and put in a k20a3 engine and stock tranny, Stock ecu. Can anyone comfirm with me if this will bolt in directly with my current setup? I have rsx stock...
  18. K20A2 & K20A3 IM, and K20 Valve Cover

    Parts for sale
    PRB IM $45 Shipped obo PNC IM $30 Shipped obo Valve Cover (NO BOLTS, how it looks now is exactly how it is) $50 obo as stated All prices are obo so lowball if you must but be reasonable and PAYPAL ONLY! If you require more pics I will gladly upload them for you
  19. FS: a2 cams, a3 rockers, VC, tensioner, and chain

    Parts for sale
    Hey guys. I was planning on swapping a k20a3 into my car and doing a killer Vtec setup. Sadly i never received my a3 :( I was gonna get another K engine but decided i would get a bike instead. I havent gotten the bike yet but selling these parts will help with my down payment :) Feel free to...
  20. Group Buy - ARP rod bolts for F23/K20A3/K24/J35

    New Product and Industry Announcements
    Figured this might be a good place to post this. For all you K20A3 and K24 owners... The backstory: in the course of my build project (G23), I discovered there were no options for upgrading the rod bolts. I began conversations with ARP fall of last year and now finally have all the pricing and...