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Quadrajet Sniper EFI
Holley Quadrajet Sniper EFI User Manual
76 pages
Manual
Specs
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1
Quadrajet Sniper EFI
(
550
-867 Shiny
,
550
-
868
Black,
&
550-869 Gold)
2
Table of Contents
Table of Contents
3
Introduction & System Requirements
5
Engine Requirements
5
Fuel System Requirements
5
Tools Required for Installation
5
Throttle Body Installation
6
Coolant Temperature Sensor Installation
9
Fuel System Connections
10
Sniper EFI Master Fuel System Install
11
Fuel Pump and Filter Installation
11
Return Line Bulkhead Fitting Installation
12
Fuel Line Installation
13
Hose Assembly
13
ECU Wiring Overview
15
Basic Wiring Installation
16
General Wiring Reference
16
Throttle Body Connections
17
Pigtail & Loose Wire Connections
17
Connecting Sniper EFI Touchscreen LCD to Sniper EFI
17
Non Timing Controlled Ignition System Wiring
20
Coil (-) [No Timing Control]
20
Ignition Box Tach Output (no Timing Control)
20
Timing Controlled Ignition Sysyem Wiring
22
Timing Control Preface
22
MSD (Magnetic) Distributor [Timing Control]
22
Holley Dual Sync Distributor [Timing Control]
27
Sniper EFI Hyperspark Distributor [Timing Control]
33
Handheld Navigation
34
Possible Screens
34
Initial EFI Setup
36
Calibration Wizards
36
Sensor Verification
39
Prestart Checklist
40
First Startup
40
After Startup
40
Ignition Timing Check (Without Timing Control)
41
Ignition Timing Check (ECU Controlling Timing)
41
Throttle Blade Adjustment
42
System Setup
43
Ignition System Setup
43
Basic Tuning
44
Basic Fuel
44
Target AFR
45
Acceleration Enrichment
45
Fuel Prime
46
Closed Loop Enable/Disable
46
Learn Enable/Disable
47
Basic Idle
47
Spark
48
System Tuning
48
Outputs
48
Engine Setup
50
Sniper Setup
50
Ignition Setup
51
Static Timing
51
Advanced Tuning
52
IAC Rampdown
54
Idle Spark
55
Idle Speed
56
Sniper EFI Monitor
57
Monitors
57
Multi-Gauge
57
Changing Monitor Channel Scaling
58
Custom Configuring Dash 1 Dash 2 or Dash 3
59
Nitrous Tuning on Handheld
60
Boost Control on Handheld
60
Advanced Tables on Handheld
60
Tuning Definitions
60
Datalogging & File Transfers
70
Taking a Datalog with the 3.5" TSCLCD
70
Downloading Global Configuration from Sniper EFI Throttle Body to SD Card
72
Loading Calibration into Sniper EFI ECU
72
Laptop Support
73
Viewing Global Configuration with Sniper EFI Software Without USB Cable
73
Viewing Datalog with Sniper EFI Software
74
Troubleshooting
75
Troubleshooting Guide
75
Sensor Verification
75
Sensor Diagnostics and Statuses
75
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Holley Quadrajet Sniper EFI Specifications
General
Brand
Holley
Model
Quadrajet Sniper EFI
Category
Automobile Accessories
Language
English
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