This Ready-to-Run HyperSpark distributor adds plug-and-play ignition timing control to any Holley EFI system, 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 RPM signal to the ECU, ensuring accurate timing even at high engine speeds.
Specifications:
- Engine: Chevrolet V8 Small Block/Big Block
- Gear Material: Cast Iron, Melonized QPQ Coated
- Sensor: Single Hall Effect
- Built-In Ignition Coil Driver: supports up to 450 hp
- Color: Silver and Black
- Sub Category: Distributor and Magneto
- Part Number: 565-340
Designed for use with HyperSpark ignition coil P/N 556-152, though it's also compatible with most canister ignition coils using the supplied ring terminals. Holley P/N 558-329 is required when this distributor is used with Sniper 2.
FAQ
What horsepower can the built-in coil driver support?
The built-in ignition coil driver safely supports applications up to 450 hp.
Does this distributor require an external ignition box?
No, it has a built-in ignition coil driver, eliminating the need for a separate ignition box or external coil driver.
What additional part is needed to use this with Sniper 2?
Holley P/N 558-329 is required when pairing this distributor with a Sniper 2 EFI system.
What gear material comes installed on 565-340?
It comes with a cast iron gear, Melonized QPQ coated. Consult your camshaft manufacturer for the recommended gear material for your application.

