99 F-Body PCM with good tune for bolt on LS1
06-03-2015, 09:54 AM
#1
99 F-Body PCM with good tune for bolt on LS1 Category: Engine - Electrical
Price: $175
Part Fits: 93-02 Chevrolet Camaro, Corvette
Location (State): FL
Item Condition: Used
Shipping Information: Item Can be Shipped
Engine: LS2/LS3/LS7/L92/LS9, LS1/LS6
LS Engine?: Fits LS Engine
The mods to vehicle are as follows:
Stock long block LS1
Ported TB
LS6 Intake manifold
4 inch intake with GM 85mm MAF (screens removed)
1 5/8 shorty headers --> dual 2.25 inch --> single 3 inch --> magnaflow muffler --> dual 2.5 inch out the back
Changes made to PCM:
Major changes to VE and MAF tables, tuned with wideband datalogging
Long term fuel trims off
Short term fuel trims no more that 5-6%
WOT Power enrichment is rock solid 13:1 AFR
More ignition timing (No knock retard though)
EOIT tables tweaked
Deceleration fuel cutoff parameters highly manipulated (Better gas mileage)
O2 switching points changed (Better mileage)
Cooling fan temps set to 170 and 190 degrees
Top speed limiter removed
Rev limiter raised to 6400 RPM
And a bunch of other stuff I cannot remember right now
I can also change anything you request before I ship it to you. Just tell me what you want.
The result of this tune, took my truck from 16mpg city and 20mpg highway to 20mpg city and 24mpg highway, respectively, and a noticeable improvement in driveability and power. I am going with a different engine management system now for fun.
Text at 970-402-6118
Last edited by roastin240; 06-16-2015 at 02:05 PM.
