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Old 01-02-2023, 11:06 PM   #1
65panhed
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Location: Oklahoma City Oklahoma
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new 350 SBC cam

Has anyone used the Comp cams 12-239-3 Xtreme 4x4 cam in their small block engine?.462 intake .480 and 262/270. 9,67 compression.
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Old 01-03-2023, 08:06 PM   #2
Tom
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Re: new 350 SBC cam

Tons of people. Its a good cam depending on what you want powerband wise and what small block its going in.
__________________
-78 c10 short/step: 388cid, M20, 5/5 drop, lots more. Playtoy and first vehicle.
-98 c1500 x-cab: 5.7L, 17" rims, 5/6 drop, flowmaster, helper bags,NBS rear disk brakes.
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Old 01-04-2023, 12:05 PM   #3
65panhed
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Re: new 350 SBC cam

1986 4x4 Suburban.

350/290 ANEMIC. 8:1 compression Tight short block 76 cc heads+big cam=ANEMIC.

The cure.

I'm stuck with 13 cc dish pistons

90 corvette 113 heads worked 58.8 cc
Weiand 8000 intake and choice of Holleys 570/600/650/750
Thorley tri-y headers and 2' exhaust
Crower camsaver lifters
MSD ignition.
9.67 static 7.2 Dynamic compression.

Last edited by 65panhed; 01-04-2023 at 12:14 PM.
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Old 01-11-2023, 06:10 PM   #4
Tom
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Re: new 350 SBC cam

Sounds like a great cam for the combo.
__________________
-78 c10 short/step: 388cid, M20, 5/5 drop, lots more. Playtoy and first vehicle.
-98 c1500 x-cab: 5.7L, 17" rims, 5/6 drop, flowmaster, helper bags,NBS rear disk brakes.
-02 Suburban 4x4: leveled front
-CBR600F4i, CBR600RR, CBR1000RR, and standup skis
DISCLAIMER: I cant spell for the life of me.
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Old 01-16-2023, 11:31 PM   #5
65panhed
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Re: new 350 SBC cam

Thanx guys!
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