will this make my computer go into a frenzy
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From: southern maryland
Car: 2012 Ram express
Engine: 5.7 hemi
Transmission: auto
Axle/Gears: 3.55
will this make my computer go into a frenzy
im gettin the crane powermax 2030 cam with new valve springs, and the comp cam 1.52 roller rockers a pushrods will this make the lift to high and mess up my computer
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From: Orange, Calif
Car: '87 Cam RS V6
Engine: Top Secret
Transmission: DYT700R4 custom inerts and conv.
You'll be fine with that cam and rockers. Make sure you change your stock valve springs to something heavier, the stock ones won't hold that lift.
The thing that hurts the computer systems is the exhaust and intake overlap (durations being too long and have a large overlap). Not necessarily the lift, however lift ramp usually does create duration also on a higher lift cam, but not always based on what rockers, and lifters (roller, flat, or hydralic) that you use. Rollers can have high lift with short duration if needed.
Too much overlap reduces the vacuum needed for the fuel injection system to function properly as intended, mainly at idle.
The thing that hurts the computer systems is the exhaust and intake overlap (durations being too long and have a large overlap). Not necessarily the lift, however lift ramp usually does create duration also on a higher lift cam, but not always based on what rockers, and lifters (roller, flat, or hydralic) that you use. Rollers can have high lift with short duration if needed.
Too much overlap reduces the vacuum needed for the fuel injection system to function properly as intended, mainly at idle.
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Joined: Oct 2003
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From: Houston
Car: 86 Berlinetta 84 MonteCL
Engine: 3.4 MPFI 3.8 229
Transmission: 700r4 T350
Originally posted by vsixtoy
You'll be fine with that cam and rockers. Make sure you change your stock valve springs to something heavier, the stock ones won't hold that lift.
The thing that hurts the computer systems is the exhaust and intake overlap (durations being too long and have a large overlap). Not necessarily the lift, however lift ramp usually does create duration also on a higher lift cam, but not always based on what rockers, and lifters (roller, flat, or hydralic) that you use. Rollers can have high lift with short duration if needed.
Too much overlap reduces the vacuum needed for the fuel injection system to function properly as intended, mainly at idle.
You'll be fine with that cam and rockers. Make sure you change your stock valve springs to something heavier, the stock ones won't hold that lift.
The thing that hurts the computer systems is the exhaust and intake overlap (durations being too long and have a large overlap). Not necessarily the lift, however lift ramp usually does create duration also on a higher lift cam, but not always based on what rockers, and lifters (roller, flat, or hydralic) that you use. Rollers can have high lift with short duration if needed.
Too much overlap reduces the vacuum needed for the fuel injection system to function properly as intended, mainly at idle.
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Joined: May 2004
Posts: 1,340
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From: Orange, Calif
Car: '87 Cam RS V6
Engine: Top Secret
Transmission: DYT700R4 custom inerts and conv.
No, you should be fine to about 220*/220* from what I have read from professional results- ex Crane cams old site. they changed their info format on their website and its a shame because they used to have alot of very good straight forward combinations that were listed.
Last edited by vsixtoy; Oct 11, 2004 at 08:39 PM.
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