0583508 0763782 BRP Timer Base Trigger | Genuine Used Part

🔧 Product Description

Genuine Used Evinrude Johnson Four-Cylinder Looper Timer Base - Part Numbers: 0583508 and 0763782

A genuine pre-owned BRP, OMC, Evinrude and Johnson timer-base and sensor assembly for selected 120HP to 140HP loop-charged V4 outboards.

Part number 0583508 is replaced by BRP service timer base 0763782. This timer-base family is designed for compatible engines using the Quick Start warm-up timing function and S.L.O.W. engine-protection system.

⚙️ Key Features

• Genuine BRP, OMC, Evinrude and Johnson used timer base
• Original OEM reference 0583508
• Current service reference 0763782
• Four-cylinder loop-charged ignition configuration
• Compatible with applicable Quick Start and S.L.O.W. systems
• CDI Electronics replacement 133-3508 available

🚤 Compatibility

Commonly used on

• Evinrude loop-charged V4 outboards
• Johnson loop-charged V4 outboards
• Quick Start ignition systems
• Engines equipped with S.L.O.W. over-temperature protection

Typically suits selected 1988-2001

• 120HP
• 125HP
• 130HP
• 135HP
• 140HP
• Engine Configuration: Four-cylinder loop-charged two-stroke
• Bore Family: Approximately 3.500-inch V4 looper
• Ignition Features: Quick Start and S.L.O.W. where specified

Important fitment note

• Do not confuse this assembly with the earlier V4 cross-flow timer bases.
• Confirm the engine model, year, wiring connectors and presence of Quick Start.
• Different power packs and timer bases may use similar connector arrangements but are not automatically interchangeable.

🔌 Function

The timer base generates crankshaft-position signals and sends them to the power pack.

It also provides the timing information required by the Quick Start system and rotates with the spark-advance linkage as the throttle is opened.

⚠️ Common Signs of Failure

• No spark on one or more cylinders
• Intermittent spark loss
• Quick Start timing does not operate correctly
• Engine remains excessively advanced after warm-up
• S.L.O.W.-related ignition symptoms
• Misfire during acceleration
• Engine will not reach rated rpm
• Trigger resistance or output is outside specification
• Damaged wires or connector terminals

🛠️ Service Notes

Recommended checks before installation

• Confirm the 0583508 / 0763782 interchange
• Compare connector pin counts and wire colours
• Test trigger resistance and output
• Check the power pack and temperature-sensor circuits
• Inspect the timer-base bearing and linkage
• Set idle timing and maximum timing after installation

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 0583508 - Original timer-base and sensor assembly
• 0763782 - Later BRP service timer-base assembly

OEM / Related Numbers

• 0583508
• 583508
• 0763782
• 763782
• Related later service reference: 0778479
• Product Type: Four-cylinder timer base and sensor

Aftermarket / Verified Equivalents

• CDI Electronics: 133-3508
• Aftermarket timer base replacing 0583508
• Aftermarket timer base replacing 0763782
• Marine Parts Distributors: 133-3508-series replacement

📦 Condition

• Genuine BRP, OMC, Evinrude or Johnson used part
• Pre-owned electrical component
• Cosmetic marks, wire ageing and light oxidation may be present
• Electrical testing before installation is strongly recommended
• Included components are limited to those shown or described
• Supplied in protective or equivalent packaging