Na Ka24e Need help finding high compression pistons.

Information on the naturally-aspirated KA24E and KA24DE engines.
240sxorty
Posts: 13
Joined: Tue Dec 21, 2004 10:08 am
Car: Just got a 89' 240 sx for a hundred bucks. Its problem. It ran lousy.

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I want to get new high compression pistons for my na Ka. I'm going for 10 or 11 to 1 with an 89.5 mm bore. Not to many companies stock them so I want to get some recomendations from some people who know.

Thanks.


250sx
Posts: 84
Joined: Sun Sep 26, 2004 3:21 am

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racengineering

Veriest1
Posts: 3686
Joined: Wed Apr 14, 2004 5:23 pm
Car: '96 BMW M3
'93 Nissan 240SX coupe dd

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250sx wrote:racengineering
I'm assuming you're talking about these guys.http://www.raceeng.com/Pages/Page_3sc.html

Unfortunatly they don't differentiate between SOHC and DOHC motors. Granted both blocks accept the same pistons but without know which head they were intended for and tested on it's hard to know what the actual compression will be unless you call and they know.

This quote from their website isn't very reassuring either.

"• HI-PERFORMANCE and RACE ENGINES• SEVERE TURBO and HI-COMPRESSION VERSIONS• TIGHT CLEARANCE for REDUCED PISTON SLAP• ALL PISTONS ARE 2618 ALLOY and ‘NOS’ COMPATIBLE• CONTACT REDUCTION and PRESSURE SEAL GROOVES• PINS and LOCKS INCLUDED "

Of note are "severe" turbo applications and "NOS compatible."

NOS is copyrighted, by the way, so does this statement mean it won't work with ZEX kits?

IveBeenBad
Posts: 1138
Joined: Sun Jan 12, 2003 11:53 am
Car: 1990 Nissan 240SX Fastback STOCK BIOTCH

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almost any piston company will custom make pistons for your application...

Veriest1
Posts: 3686
Joined: Wed Apr 14, 2004 5:23 pm
Car: '96 BMW M3
'93 Nissan 240SX coupe dd

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Lol... "Crower Cams For All Applications"

I can't wait to see if they have cams for the Z3. I've only found one company so far that grinds them.

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D-UNIT
Posts: 787
Joined: Mon Jun 23, 2003 10:37 pm
Car: a 91' S13 (15.014 @ 94.56mph NA) KA-T

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Arias pistons will make any kind of piston you want. I was quoted $560 for any comp. I wanted with all their "special'' piston coatings.


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