Description
The FiTech Chevy 409 RTR Distributor (99021) is engineered for classic Chevy big-block “W” engines, specifically the 348 and 409 cubic inch variants from 1958 to 1965. This distributor streamlines engine ignition by incorporating a built-in module, eliminating the need for an external ignition control box. It’s designed for straightforward installation and precise timing control, catering to both performance and cruising needs.
KEY FEATURES AND BENEFITS:
- Simplified Installation: The integrated ignition module and 3-wire hookup make installation quick and easy, reducing the complexity of engine wiring.
- Precise Timing Control: Adjustable mechanical and vacuum advance allows for fine-tuning the ignition timing, optimizing engine performance for various driving conditions.
- Improved Spark Delivery: The high-output magnetic pickup and inductive storage module ensure a strong and consistent spark, leading to enhanced engine efficiency.
- Durable Construction: The CNC-machined aluminum housing and high-quality cap and rotor materials provide long-lasting reliability and performance.
- Direct Replacement: Designed to fit specific Chevy W-engines from 1958-1965.
SPECIFICATIONS:
- Part Number: 99021
- Engine Compatibility: Chevy 348/409 “W” engines (1958-1965)
- Distributor Cap Style: Male/HEI, Small cap
- Ignition Module: Built-in
- Trigger Style: Magnetic
- Advance Type: Vacuum and Mechanical
- Ignition Box: Not Required
- Distributor Gear Material: Iron
- Distributor Gear Rotation: Standard
- Housing Material: Aluminum
- Distributor Cap Color: Black
HOW TO USE:
- Disconnect: Remove the negative terminal of your vehicle’s battery.
- Remove Old Distributor: Take out the existing distributor, noting the rotor position.
- Install: Align the rotor with the noted position and insert the FiTech 99021 distributor.
- Connect Wiring: Attach the 3-wire hookup: power, ground, and tachometer signal.
- Secure Components: Attach the distributor cap and ensure it’s securely fastened.
- Reconnect Battery: Reconnect the negative battery terminal.
- Adjust Timing: Set the desired timing using the adjustable mechanical and vacuum advance.
- Verify Timing: Start the engine and check timing with a timing light.
BENEFITS OF USING FITECH CHEVY 409 RTR DISTRIBUTOR (99021):
- Reduced Installation Time: Quick and easy setup with minimal wiring complexity.
- Enhanced Engine Performance: Precise timing control improves efficiency and power output.
- Improved Spark Consistency: Ensures reliable and high-energy ignition.
- Reliable Operation: High-quality materials and construction ensure long-term durability.
- Direct Fitment: Specifically designed for classic Chevy engines, ensuring compatibility.
FEATURES:
- Centerless ground shaft with sealed roller bearing and Oil-Lite bushing.
- High-output magnetic pickup with large paddle wheel reluctor.
- Inductive storage module for high-performance spark.
- Adjustable vacuum advance canister.
- Glass fiber reinforced polyester (PBT) cap and rotor.
- Brass cap contacts and stainless steel rotor spring.
- Melonized iron distributor drive gear type.





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