FiTech Bronze GM HEI .491 I.D. Distributor Gear (99804)

The FiTech Bronze GM HEI .491 I.D. Distributor Gear (99804) is a vital component for maintaining the precise timing of your engine. Designed as a direct replacement, this bronze gear ensures proper engagement with your camshaft, leading to optimal engine performance and reliability. Sold individually, it offers a straightforward solution for replacing worn or damaged distributor gears.

KEY FEATURES AND BENEFITS:

• Direct Replacement: Engineered to fit seamlessly as a replacement for existing distributor gears, simplifying the installation process.
• Durable Bronze Construction: Made from high-quality bronze for excellent wear resistance and longevity, ensuring consistent performance over time.
• Precise Fit: Specifically designed with a 0.491-inch distributor shaft diameter to match compatible applications, guaranteeing proper meshing and timing accuracy.
• No Drilling Required: The design allows for installation without the need for any additional drilling, making it a hassle-free upgrade.
• Wide Compatibility: Suitable for a range of engines, including many Chevy Small Block, Big Block, and GM V6; and Ford Small Block, Big Block, Modified, and Cleveland engines from 1955 onwards.

SPECIFICATIONS:

• Brand: FiTech Fuel Injection
• Manufacturer’s Part Number: 99804
• Part Type: Distributor Gear
• Product Line: FiTech Distributor Gears
• UPC: 810128303927
• Distributor Shaft Diameter: 0.491 in.
• Distributor Gear Material: Bronze
• Drilling Required: No
• Roll Pin Included: No
• Quantity: Sold individually
• Compatibility:
  • Chevy Small Block (many applications, 1955+)
  • Chevy Big Block (many applications, 1955+)
  • GM V6 (many applications, 1955+)
  • Ford Small Block (many applications, 1955+)
  • Ford Big Block (many applications, 1955+)
  • Ford Modified Engines (many applications, 1955+)
  • Ford Cleveland Engines (many applications, 1955+) (Please verify fitment for your specific engine application)

HOW TO USE:

• Preparation: Ensure the engine is turned off and cooled down. Disconnect the negative battery terminal for safety.
• Locate the Distributor: Identify the distributor on your engine.
• Remove the Distributor Cap: Carefully remove the distributor cap, noting the orientation of the wires for reassembly.
• Mark Distributor Position: Before removing the distributor, mark its position relative to the engine block. This will aid in reinstalling it in the correct orientation.
• Remove the Distributor: Loosen the distributor hold-down clamp and carefully remove the distributor from the engine.
• Access the Distributor Gear: The distributor gear is located at the base of the distributor shaft.
• Remove the Old Gear: Typically, the gear is held in place by a roll pin. Using a punch and hammer, carefully drive out the roll pin. Remove the old distributor gear.
• Install the New Gear: Align the new FiTech 99804 distributor gear onto the distributor shaft.
• Install the Roll Pin: Insert the roll pin back through the shaft and the new gear. Ensure it is securely in place.
• Reinstall the Distributor: Align the distributor with the marks you made earlier and carefully insert it back into the engine block. Secure it with the hold-down clamp, but do not tighten it fully yet.
• Reinstall the Distributor Cap: Reattach the distributor cap, ensuring the wires are connected in the correct order.
• Set Ignition Timing: Adjust the distributor to set the correct ignition timing as per your vehicle’s specifications.
• Tighten Hold-Down Clamp: Once the timing is set, fully tighten the distributor hold-down clamp.
• Reconnect Battery: Reconnect the negative battery terminal.
• Test the Engine: Start the engine and verify proper operation.

BENEFITS OF USING FITECH BRONZE GM HEI .491 I.D. DISTRIBUTOR GEAR (99804):

• Restores Proper Engine Timing: Replacing a worn distributor gear ensures accurate timing, which is crucial for optimal combustion and engine performance.
• Improves Engine Efficiency: Correct timing contributes to better fuel economy and reduced emissions.
• Ensures Reliable Ignition: A new, properly fitted gear helps maintain a consistent and strong spark, leading to reliable engine starting and running.
• Extends Distributor Lifespan: Using a high-quality replacement gear like the FiTech 99804 can help prolong the life of your distributor.
• Simplified Installation: Designed as a direct replacement, it minimizes installation complexities, making it accessible for DIY mechanics.

FEATURES:

• Bronze Material: Offers excellent wear characteristics and is compatible with various camshaft materials.
• 0.491 Inch Shaft Diameter: Specifically sized for compatibility with designated distributor models.
• Direct Fit Design: Eliminates the need for modifications during installation.
• Durable Construction: Built to withstand the demands of engine operation.
• Individually Sold: Provides a cost-effective solution for replacing a single worn gear.