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high compression

  1. d14 hybrid high CR

    Engine Building
    Hi D brotherhood the EDM have na civic ek 1.4 named as ej9 but basically it´s a ek chassis the car produces 90hp and loves to rev the engine code is D14a4 and uses p3y pistons wich are very dished like a vx(d16z6) pistons, however the head cilinder is the same as y7 I´m considering to change...
  2. Timing and fuel increment suggestions?

    New Member Introductions
    I'm running 11:1 compression y8 mini me with pm6 pistons, the head has been shaved a bit. Well... I know that it is not running as good as it should due to stock y8 ecu, to keep it from killing its self i put a spark plug non-fouler on the upstream o2 sensor and it helped considerably. I am...
  3. I want to built d15b high comression!!(HELPplz)

    New Member Introductions
    Hi Guyzz!! I want help from my brothers :) I Have 88(EF)Sedan, And I Have D15b-NonVtec Block and D15bSingleVtec Head ! I've Got These Things: (P08ECU Chipped. 4-2-1 headers 2'5" Downpipng HKS groundwiring and satbilizers kit Air Intake Cone And Pipe 6 Puck clutch plate HKS lightweight pully) I...
  4. Fuel Trim while cruising????

    Naturally Aspirated
    Good Afternoon guys, So I looked EVERYWHERE, and I can't seem to find any information on anyone having a similar issue as I am... For starters, I have a D16y8 engine stock ecu, in the neighborhood of 10.5:1- 11:1 compression. stock cam, port matched intake side of head, Polished combustion...
  5. looking for feedback

    Engine Building
    Hello everyone im thinking about starting a new build on my y7 and was wondering if i could possibly get some feedback on it plz no smartass in sort of new at this so plz bear with me lol...... d16y7 block y8 head brian crowler stage 2 street cam with titanium retainers and springs valves p29...
  6. High compression jdm d15b vtec

    Engine Building
    Is this a good build and will it be reliable Gx pistons Arp head studs & rod bolts Ported head 340cc injectors 255 walbro 100 wet shot
  7. Fresh build: Frankensteining it up

    Naturally Aspirated
    So this is my 1st official honda engine build since coming over from DSM's. 1996 EK DX Hatch: Y7 block Y7 crank A6 pistons Y7 rods 5y head - decked .015 Y8 cam Y8 full intake plenum set up Y8 two layer HG P28 "virgin" Ecu w/8200 limiter 8.8lb flywheel Y8 OEM intake Two piece header Full WS2...
  8. D16z6 with y8 head p29 high comp pistons good idea?

    Engine Building
    Hey guys I have a question I have a d16z6 block with a y8 head I was woundering wat I would have to change if I wanted to run p29 high comp pistions as of now the car has 170000 miles on the motor the head is redone and has new headgasket but the car burns oil quart every 1000 miles I was going...
  9. NPR P29s

    For Sale
    I have brand new in box npr p29 pistons with rings. The rods that I have will not work with these pistons they are std bore 75mm and have never been installed or run. asking for $85 this is what I have in them and would like to put the money back to buy a different set of pistons. You can...
  10. RallyCross build advice - V2.0

    Forced Induction
    First off let me preface by saying this is not a street driven car, It’s a race car used exclusively for SCCA RallyCross, essentially an AutoCross on dirt where every run counts for cumulative time. We (myself and co-driver) run in the Modified 2wd class where almost anything goes for...
  11. High compression + boost ≠ blown motor

    Forced Induction
    So, I've always heard/thought that a high compression motor and boost don't mix well. Well, not completely true at all according to this thread. (13.4:1 + gt3076 @ 19psi) Muckman’s Integra High Compression Super Build - Honda-Tech The important key to his success was e85, and I must admit I...
  12. High compression mini me

    Engine Building
    is it worth it to build a high comp sohc? or jus get a b20 with ls or b16 trans? i have a d16y7 in my ek hatch and i got a y8 head and i wanna get p29 pistons and rods crower stage 2 or 3 cam gear and obx intake mani and and fuel rain plz let me know the most cost efficient way..
  13. Looking for a d15b lsd gearbox...

    Transmission alley
    Hey everyone I'm building my vtec e into a fully fledged vtec high compression street motor. I am now looking to get a d15b lsd gearbox to go with it, for it's lsd and the shorter gear ratio. I'm also in the UK which makes this a bit more difficult I'm also a bit confused about how to...
  14. Looking for a d15b lsd gearbox...

    Engine Building
    Hey everyone I'm building my vtec e into a fully fledged vtec high compression street motor. I am now looking to get a d15b lsd gearbox to go with it, for it's lsd and the shorter gear ratio. I'm also in the UK which makes this a bit more difficult I'm also a bit confused about how to...
  15. Using for now high comp pistons (11.5) and later low boost?

    Forced Induction
    Hi!! I thinking about to put now a high comp pistons,arp rods and rings, ferrea springs and others little mods. Little tune and new time (more money) put a T25 at no more than 10psi. Is possible?? I can break my d16? I have a DOHC ZC (D16A9). Because vitara ycp are cheaper than high comp...
  16. Best way to turn d15b2 to highcompression

    Naturally Aspirated
    i hav a 91 ef hatch wid stock d15b2 with dual point and 4spd tranny, shud i wrk wid wut i got or swap n a z6 or d15 vtec...i wanna raise tha compression as i as i can...i was gonna swap n a mpfi intake manifold n build up tha stock engine... it was hard 2 find h/c parts 4 tha non vtec d15 thats...
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