Holley Sniper EFI Install
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Come across some Parts Number of Parts for the HOLLEY SNIPER EFI

Sniper EFI Resource Sites:

Holley Sniper EFI Tech Support Video (YouTube Playlist)

Replacement Parts for Sniper EFI:

Sniper EFI Service Components
Holley EFI Sensors
EFI Systems Pro (Chris Meyers)

Holley Sniper EFI Replacement Part Numbers

Replacement Part Numbers for Sniper EFI:
553-115 - Sniper EFI 3.5" LCD Handheld
558-490 - 7-Pin Main Sniper EFI Harness
558-491 - 10-Pin Sniper EFI Harness
556-150 - EFI Coil Driver Module
543-105 - Idle Air Control Motor (IAC)
12-878 - Built in Fuel Pressure Regulator

Sniper EFI Optional Accessories:
558-443 - CAN Bus to USB Adapter
558-493 - Holley DualSync Distributor Harness

Oxygen Sensor Bungs:
71014301-RHKR - 3.00" Clamp on Oxygen Sensor Bung
71014302-RHKR - 2.50" Clamp on Oxygen Sensor Bung
71014303-RHKR - 2.25" Clamp on Oxygen Sensor Bung
OXY018ERL - Weld-In Oxygen Sensor Bung

Serviceable Sensors:
543-111 - Throttle Position Sensor (TPS)
543-120 - Coolant Temperature Sensor (CTS)
554-155 - Wideband Oxygen Sensor (O2)

Additional Holley Brand Replacement Part Numbers:

Fuel Pump - T1 Automotive GSL392 (This is the one that came with my MASTER KIT)
Fuel Pump - 12-920

Non-Holley Replacement Part Numbers:

Pre Fuel Filter (20 micron) - NAPA Gold 3033
Post Fuel Filter (10 micron) - NAPA Gold 3482
CTS Sensor - Standard Motor Products TX3
TPS Sensor - Standard Motor Products TH191
MAT Sensor - Standard Motor Products AX1 (TBI, MPFI & Stealth Ram), AX32 (Terminator & GM LSx)
IAC Motor - Standard Motor Products AC416
IAT - Standard Motor Products S556
O2 Sensor - Bosch 17025
MAP Sensor (1 bar) - Standard Motor Products AS17 (TBI, MPFI & Stealth Ram), AS6 (Pro-Jection), AS60 (Terminator & GM LSx)
MAP Sensor (2 & 3 bar) - Standard Motor Products AS4 2 bar MAP sensor, AS210 3 bar MAP sensor (TBI, MPFI & Stealth Ram)

Holley Sniper EFI Master Fuel System Kit - 526-5 (20ft fuel line)
Holley Sniper EFI Master Fuel System Kit - 526-7 (40ft fuel line)

(The Sniper 2 bar MAP sensor is internal with the ECU. The Sniper IAT sensor is a circuit board sensor that measures one throttle bore.)

Replacement Holley Dual Sync Distributor Part Numbers:

Replacement Rotor - 566-102
Replacement Distributor Cap - 566-100
Connector Harness, Sniper EFI to Holley Dual-Sync Distributor - 558-493

Non-Holley Compatible Replacement Holley Dual Sync Distributor Part Numbers:

Replacement Distributor Cap - MSD 84335

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