Choosing cam
got question for na guy ,since i change my setup from turbo to N/A .
I need to choose the Cam for my setup.
LS/VTEC setup
Je piston and rod, 12.1 comp
Jg pro series Gsr head.
Dual valve springs
Titanium retainer
Oversize valve
Port and polish
Port match intake manifold
Str Cam gears
65mm throttle body
Light weight flywheels
act clutch
510c Injector
4-1 2.5 collector header with custom 2.5 inch cat-back
so what kinda cam should i be buying
FS: Je 81mm low comp piston OBO
JG Turbo cam OBO
I need to choose the Cam for my setup.
LS/VTEC setup
Je piston and rod, 12.1 comp
Jg pro series Gsr head.
Dual valve springs
Titanium retainer
Oversize valve
Port and polish
Port match intake manifold
Str Cam gears
65mm throttle body
Light weight flywheels
act clutch
510c Injector
4-1 2.5 collector header with custom 2.5 inch cat-back
so what kinda cam should i be buying
FS: Je 81mm low comp piston OBO
JG Turbo cam OBO
Pro 2's are gonna be a bit large, if you did the Pro series I would do the 1. All of these cams are good recommendations really, you can never go wrong with a Jun 3, a S2S2 will make power and so will the Pro1. I would seriously put the M22xx up against any of those for your motor though
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The M series are made by Rocket Motorsports. As far as the Crane's, I have never seen anyone make any good power with them...but I'm sure it's possible. Here are a few dyno's with the RM M22's...
This is a <U>non-tuned</U> motor, usually with the M22's you will see them peak around the 9-9,200 mark in a well breathing motor.

Link to that dyno: https://honda-tech.com/zerothread?id=1518936
Stock ITR with a good header and M22's tuned.
https://honda-tech.com/zerothread?id=1603212
M22's vs. Pro1's tuned by Jeff Evans. Dotted line are the 22's. (not sure why the power dropped off so soon...this is a very old graph.)

https://honda-tech.com/zerothread?id=1141681
This is a <U>non-tuned</U> motor, usually with the M22's you will see them peak around the 9-9,200 mark in a well breathing motor.

Link to that dyno: https://honda-tech.com/zerothread?id=1518936
Stock ITR with a good header and M22's tuned.
https://honda-tech.com/zerothread?id=1603212
M22's vs. Pro1's tuned by Jeff Evans. Dotted line are the 22's. (not sure why the power dropped off so soon...this is a very old graph.)

https://honda-tech.com/zerothread?id=1141681
DYNO-PRO
Joined: Mar 2004
Posts: 4,392
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From: SoCal I.E 909, CA, where we innovate not immitate
I agree with clean rice on the JUN3's but anything bigger and you are asking for valve to valve clearance problems because I believe you said you had oversized valves ....how much over??? 1/2mm or 1mm ??
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