Holley's Sniper EFI HyperSpark distributor adds plug-and-play ignition timing control to any Sniper EFI installation, with a built-in ignition coil driver that eliminates the need for a separate ignition box or external coil driver. A single Hall Effect sensor and precision shutter wheel deliver a clean, accurate RPM signal even at high engine speeds.
Specifications:
- Application: Small Block Ford 260/289/302
- Cap size: Small cap
- Gear material: Steel gear
- Sensor type: Hall Effect, single sensor
- Coil compatibility: Use with ignition coil PN 556-152
- Spark energy: Safely supports applications up to 450 HP
- Installation aid: Patented clear installation cap for accurate alignment
- Part Number: 565-341S
FAQ
What makes this distributor different from 565-341?
This version (565-341S) uses a steel distributor gear instead of the standard cast gear — otherwise the fitment and features match 565-341.
Do I need a separate ignition box with this distributor?
No — it has a built-in ignition coil driver, so no external ignition box or coil driver is needed.
What ignition coil does this distributor pair with?
Holley ignition coil PN 556-152.

