wats better on cams ka24de Plz PLZ READ

Information on the naturally-aspirated KA24E and KA24DE engines.
essjedix4
Posts: 97
Joined: Tue Aug 22, 2006 8:40 pm
Car: nissan s14

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i gots to know wats better for all u camshaft people out there 240/248 stock s13 or 240/232 im about to do a cam swap and i gots to know wich setup will make my s14 perform da best thnx


KATwo40
Posts: 1761
Joined: Tue Feb 01, 2005 9:40 am
Car: 1993 240sx KA-T

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Recently, someone pointed out that the FSM depicts that the S13 cams are actually reversed from what is commonly believed. After looking at it for quite sometime, I realized that the intake cam is, indeed, 248 and the exhaust 240.

This, btw, is congruent to almost ALL engines, where the intake is larger than the exhaust.

When going to the longer duration S13 cams in your S14, you'll find the part throttle response a little lacking, because the S14 intake manifold has no secondary butterflies (swirl control). So, the low speed velocity at the head is even slower. Results can be lumpy idle, poor throttle response, loss of low-end torque.

Conversely, the gains are moving the power band further up the rpm range.

matt4pl
Posts: 1344
Joined: Fri Jan 24, 2003 7:12 pm
Car: cars, anything fast, graphic design, lots of stuff

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duece.four.oh.sx
Posts: 357
Joined: Thu Aug 10, 2006 8:10 pm
Car: 1965 chevy corvair turbo

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i like the 248 in +5/ 248 ex set up ........

DjPantsSpecR
Posts: 1711
Joined: Fri Jan 14, 2005 12:49 pm
Car: 93 Nissan MS13
92 Nissan RMS13

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is that working for ya?


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