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  1. General K-series related talk
    Hey everyone, need to pick your brains: Earlier this year I rebuilt my stock k20a2 (new oil pump). I used honda bearings on the crank so clearances were pretty spot on. The rod bearings I needed were not available from honda so I went with king xp standard rod bearings. The clearances were...
  2. Forced Induction and Nitrous K series discussion
    Heyo, I'm new here and I am currently working on a K20A2 boosted swap RX7 FD3s. There are some question I want to tackle but not sure where I should head towards so I thought I could bring it up here. So the motor is a K20A2 out of a RSX Type S, it has roughly 158,000 kms and I am getting the...
  3. Parts Wanted
    looking for 2002-2004 Acura RSX Type-s parts for the blue rsx in pictures Black center console Black plastic piece below radio Drivers Rear lower control arm Both front strut camber bolts 2 per side Front seats can be cheap race seats k20a2 charge harness Engine harness EG/ Dc2 Integra k swap...
    $1,000 USD
  4. 1988-1991 EF Civic / CRX K-Series Swap
    New to K-Series, Swaps, and Turbocharging. Been learning and have come up with a rough build, advice? Planning to K-swap an 89' CRX Si, the purpose is daily driving/weekend autocross. Power Goal is 300WHP to at very most 500HP. I plan on using an all-stock K20a2 with the RSX-base 5-speed...
  5. 1992+ Civic EG / DC2 / EK K-Series Swap
    Hi Guys, K20a.org helped me a ton over the past few years, but this time I had to become a member. I'm having this strange sound coming from the belt/pulley area of my k20a2 swapped into an EK hatch. And I cannot seem to find where this sound is coming from, and it's driving me insane. It...
  6. Introduction Forum
    Hi everyone, I'm new to the forum and from Melbourne, Australia.. Long time Honda fan, with my first car being a 1983 Civic 1.3L N/A EN1 engine. I sold it a long time ago but a few years back bought a 1982 version that I plan on building a track car out of, including a Frankenstein K24/K20. I...
  7. 1988-1991 EF Civic / CRX K-Series Swap
    Recently found a local halfway done K20A2 swap into an 1989 Civic DX, it’s a ~60k mile engine dropped in on hasport mounts, stock intake, k-tuned fuel kit, custom engine harness, immobilizer delete. All stuff pulled from another swapped car. According to the seller all it needs is the header...
  8. All Motor K series Technical Discussion
    this car only races, doesn’t get driven on the streets K24a2 tsx block, k20a2 head, DC 3.2 cams w/Supertech head package Oil: Valvoline VR1 20w50 Fuel: X85 It is a fresh build and on a cold start it’ll idle around 30-40 psi (have AEM Xseries gauge) but after running it, and getting it warmed...
  9. 1992+ Civic EG / DC2 / EK K-Series Swap
    It cranks but doesn’t start. I don't smell fuel from he spark plugs which are also new. I have a 2000 Honda Civic ej,ek or em (EX trim) K20A2 swap(NO K-PRO) Everything is hooked up and fuel is good and holding right pressure, immobilizer bypass installed, fuel pump primes loud, 3 grounds on...
  10. ECU and Tuning
    Having a serious problem with my k swap. So I've checked for continuity from the map sensor plug to the ecu plug for the signal wire, no short in the wire. Tested ground and 5v reference on the map sensor plug it's getting 5v. Tried to test the map sensor by sucking the inlet to cause a vacuum...
  11. 2001+ Civic EP3 / RSX DC5 / EM2
    I've been having problems with my k swap for 2 months now. Started off with swapping immobiliser and using a k tuned conversion harness, it would start and run but dies when you give it throttle. Moved on to swapping out the whole dash harness and the engine bay harness to rule out any wiring...
  12. 1992+ Civic EG / DC2 / EK K-Series Swap
    Hello all, So i have just carried out my first k swap, its a 97' ek hatch with a UKDM K20A2 from an ep3, stock PRA ECU with an immobiliser delete. Stock injectors, aucity tps, K&N typhoon intake cut to fit (Straight to TB) s2k exhaust header to 2.5" back, no cat. Since getting it running, i...
  13. All other models (mr2, mini etc)
    I have found myself a k20a2 from an Acura RSX and in trying to swap the head onto my k24a1 block. Anyone have any advice/comments on how to go about doing this. What will I need to upgrade.
  14. 2001+ Civic EP3 / RSX DC5 / EM2
    Having a serious issue getting my k swap running. Went over everything looked at so many forums and videos. The issue I'm having is it takes a lot of cranking but eventually starts rpm jumps to 3,000 drops to 500 rpm runs rough then stalls even if I apply any throttle it causes it to stall. I've...
  15. 1992+ Civic EG / DC2 / EK K-Series Swap
    96 Integra with k20a2 engine swap and 2002 EP3 SI 5-speed transsmission The engine has stock internals besides arp head studs, all bolt-ons only. RBC intake manifold karcepts fuel rail, stock type-s throttle body, -6AN fuel feed and return lines with AEM 340 fuel pump, Pump relay upgrade mod...
  16. General K-series related talk
    I have a 2002 RSX type s (k20a2). I recently bent a valve so I replaced the valves and everything else that got damaged. After getting the motor put back together the shop I brought it to said everything checked out and I could come get it.. I pick it up and drive it about an hour or so back to...
  17. Engine Building
    Hey, new to the forum looking to find out if this can be replaced, can't find it anywhere and a new water pump doesn't come with a replacement. I couldn't reuse this one rotten with rust and snapped soon as I pulled the coolant line off. This pic was a while ago, the K20A2 is repainted, new...
  18. General K-series related talk
    I have Integra with k20a2 I kept the heater. Having some issues though. The issue is the metal heater pipe and all the small 5/16 hose barbs not being used. I removed all the barbs from the upper radiator hose neck with pliers then drilled them taped. Used an Allen head plug with hondabond...
  19. General K-series related talk
    Hey guys I’m stumped, picked up a 02 rsxs had a small oil leak and wasn’t really hitting vtec, the oil was leaking somewhere behind the left side of the motor, I also had a cel for camshaft position sensor circuit A, I replaced the camshaft sensor and replaced the whole vtec cylinoid, it feels...
  20. Parts Wanted
    Willing to buy one can pay for expenses to ship
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