Alright, tryed searching. I suck at any search engine.

1. 3.4, is 160hp, 200tq, but at what rpms?

2. 3.1, is 140hp, 180tq, but at what rpms?

What is the STOCK cam specs for the 90-92 3.1l engine?


grr, lunch is over, their cracking the whip. Thanks for any info!

 

Stock 3.1 cam is the same as the stock 2.8 cam - that being said, it's as follows -

I can't find the duration, but the lift is -

.393/.409" lift using 1.5 rockers... This is the HO cam, used on '86+ 2.8/3.1's

 

ok, have searched tell my fingers hurt.

1. answer is 4600rpm/3600rpm.

2. answer is 4400rpm/3600rpm.

3. Part of answer in dowards repsonse, still havent found anything else I really need the lobe sep, duration would be nice too.

 

the cam specs are as follows .394 int .410 exh 196@.050 int 203@.050 exh on a 109 lobe center

 

much thank you :hail:

now I gotta tally my stuff up, and pick one.

 

Hum, anyone ever put a cam with 107 lobe speration in a mpfi system?