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1st gen CRX SI motor swap

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Old 11-13-2005, 08:27 PM
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xxdevlynxisaiah
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Default 1st gen CRX SI motor swap

So, I am buying this 86 CRX SI off some guy for about 600 dollars...missing a passenger mirror and a drivers door lock, sounded like a cheap fix and good deal for me. Only problem i have is the weak 91 HP output that thing would be putting out. The car is bone stock, so i was thinking about dropping a motor swap. Seeing as how the SI is fuel injected not carburated i figured it would be easier than swapping into a EF swap or something. I was wondering if anyone had some advice on what swap would be best. Keep in mind im 17 yrs old and fairly broke (or i woulda bought a 88+ lol) so what would be an easy...and semi affordable swap. Maybe a ZC or something? i was thinking a b16 .... but i heard thats a really hard swap to a first gen. Any advice for a newbie plz? I live in Washington if that helps at all.
Old 11-13-2005, 08:33 PM
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xxdevlynxisaiah
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oh btw i plan on dropping a turbo charger eventually but want/need better power output now than the stock motor
Old 11-13-2005, 08:40 PM
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xxdevlynxisaiah
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one more add on i dont want the thing to be all go, it will be a daily driver, and i will be modding the interior and exterior also, it wont just be engine...basically i want to create one of the cleanest 1st gen rex's around my town...but i dont want it to be all show and no go...which is what it would be with that stock SI engine. thanks to anyone for givin feed back
Old 11-14-2005, 01:25 PM
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jlicrx
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the easiest & cheapest swap will be the DOHC D16A1 from 86-87 (88-89 would work but more wiring problems) Integra or the JDM brown valve cover ZC (basically same as D16A1, but more hp) - for either, you will need the 86-89 Integra transmission, axles, front knuckles/hubs and shift linkage - you will need the 86-87 Integra PG7 M/T ECU - with those parts, everything will bolt right in and wiring will plug right in
Old 11-14-2005, 02:45 PM
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xxdevlynxisaiah
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yah i think im going to go with the ZC, do u think after mods i could have a zc pushin around 300 hp? i imagine a crx pushin 300 hp could run pretty quick :-D
Old 11-14-2005, 04:09 PM
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jlicrx
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Originally Posted by xxdevlynxisaiah
yah i think im going to go with the ZC, do u think after mods i could have a zc pushin around 300 hp? i imagine a crx pushin 300 hp could run pretty quick :-D
300hp - only if you boost it
Old 11-14-2005, 05:53 PM
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ya i thought i mentioned boosting it on here, any clue on the price of the swap alone (not a boost)
Old 11-17-2005, 11:35 AM
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zc is 900 with tranny, ecu, shift linkage, etc www.speedtechracing.com click on products, jdm used motors, honda, and then on the bottom, zc. it tells what's all included. after that, you'll want a good intake and header, for about 200-400, depending on brand (go with dc sport header) and installation, just get new exhaust, header, 2 resinators, high flow cat, and a good gooke pipe, that'll run close to 400 on top of the header (with labor), and it'll be prolly 150-160 hp for about less than 1700, if you do it yourself. good luck
Old 11-17-2005, 08:17 PM
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jlicrx
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Originally Posted by buddy_00
zc is 900 with tranny, ecu, shift linkage, etc www.speedtechracing.com click on products, jdm used motors, honda, and then on the bottom, zc. it tells what's all included. after that, you'll want a good intake and header, for about 200-400, depending on brand (go with dc sport header) and installation, just get new exhaust, header, 2 resinators, high flow cat, and a good gooke pipe, that'll run close to 400 on top of the header (with labor), and it'll be prolly 150-160 hp for about less than 1700, if you do it yourself. good luck
that ZC won't work in the 1g CRX - you have to have the brown valve cover ZC from 86-87 JDM Integra - check here: http://www.noyanusa.com/enginelist.html
those engines shipped are usually around $750 - the rest of the stuff, you can get from your local junkyard, or better yet, buy a used non-running 86-87 Integra and strip it for parts
Old 11-18-2005, 07:53 AM
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Kai
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Originally Posted by xxdevlynxisaiah
yah i think im going to go with the ZC, do u think after mods i could have a zc pushin around 300 hp? i imagine a crx pushin 300 hp could run pretty quick :-D
Good luck controlling a 300hp, ~1600 pound front drive car. That's 5.3 pounds per horsepower (even lower if you go by flywheel horsepower.) Forget about daily driving it.

Note: Dodge Vipers are in the 7.0-7.5 pounds per horsepower range.

It can be done though, I'd give it $10k, plus or minus.



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