86-87 Turbo Buick TurboTweak Street Chip

Octane: 91, 92, 93-94, 95-98

Chip Features:
Version 5.7 for 86-87 Turbo Buicks

• Chip Features for Version 5.7 for 86/87 Buick and 89 TTA: -User Adjustable features! - requires a scan tool
• User adjustable wide open throttle fuel, +/- 20%, also adjust 1st gear WOT fuel independently +/- 20%
• User adjustable wide open throttle timing, +/-9 from default, 2 separate settings for low gear and high gear.
• Open loop idle for smoothness, idle BLM still has learning capability (not locked to 128).
• For alcohol injection, special timing curves to help reduce "transitional" knock.
• Variable timing based on mph and airflow, provides extra timing in the low/mid boost area.
• BLM lock at WOT to improve consistency.
• Shift light capability through the SES light if requested.
• False knock ignore capability for launch, turns off when preset mph is reached if requested.
• Antistall, helps prevent stalling and reversion through the MAF when lifting off throttle after boost, helpful with higher stall converters.
• MAF/LV8 locks on to 255 under wide open throttle conditions for consistency.
• MAF "Dropout" ignore
• Fan is programmed to come on a 166*F unless otherwise specified.
• Torque converter lockup at cruising is programmed for 45mph unless otherwise specified.

Please include all relevant information about injectors, turbo, alcohol injection, etc. in your order comments. Please be aware that it may take 7-10 days to complete a chip order (not including shipping time), so please plan for this.