Belt Drives Ltd Closed Belt Drive Kit BDL-EVB-3T-4 for Harley-Davidson

Belt Drives Ltd Closed Belt Drive Kit BDL-EVB-3T-4 for Harley-Davidson (Big Twin 1970-1983)

$2,378.85
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Belt Drives Ltd Closed Belt Drive Kit BDL-EVB-3T-4 for Harley-Davidson

Belt Drives Ltd Closed Belt Drive Kit BDL-EVB-3T-4 for Harley-Davidson (Big Twin 1970-1983)

$2,378.85

Upgrade your motorcycle's powertrain with the Belt Drives Ltd Closed Belt Drive Kit. Engineered specifically for 1970–1983 4-speed Big Twin models with chain final drive, this direct bolt-in primary drive assembly delivers dependable power transfer and smooth operation inside closed primary setups.

The included high-performance Competitor Clutch features premium Kevlar clutch plates and a heavy-duty clutch basket fitted with 12 cylindrical replaceable clutch dogs for constant, positive steel plate contact. A polished pressure plate equipped with nine shoulder bolts and springs facilitates straightforward installation while ensuring consistent clamping pressure under demanding riding conditions.

Key Features

Brand Belt Drives Ltd
Manufacturer Part Number BDL-EVB-3T-4
Product Type Closed Primary Belt Drive Kit
Belt Width 3.8 cm
Friction Plate Material Kevlar
Pressure Plate Finish Polished
Installation Type Bolt-in
Product Weight 6.8 kg

Highlights

  • Designed for a direct bolt-in application
  • Includes high-performance BDL Competitor Clutch
  • Durable Kevlar clutch plates for maximum grip and performance
  • Clutch basket features 12 cylindrical replaceable clutch dogs
  • Polished pressure plate with nine shoulder bolts and springs for straightforward installation

Compatibility

Fits 1970–1983 Harley-Davidson 4-Speed Big Twin models equipped with chain final drive.

What's included

  • Closed primary belt drive system components (1-1/2 in / 3.8 cm width)
  • BDL Competitor Clutch assembly with Kevlar plates
  • Clutch basket with 12 replaceable dogs
  • Polished pressure plate with nine springs and shoulder bolts

Frequently asked questions

What models are compatible with this closed belt drive kit?

This kit fits 1970–1983 Harley-Davidson 4-speed Big Twin motorcycles equipped with a chain final drive.

What clutch is included with this drive kit?

The kit includes a BDL Competitor Clutch featuring high-performance Kevlar clutch plates.

How is the clutch basket constructed?

The BDL clutch basket is engineered with 12 cylindrical replaceable clutch dogs to ensure steel plates maintain constant contact.

Does installation require extensive modifications?

No, this primary belt drive system is engineered as a direct bolt-in application using a polished pressure plate with nine shoulder bolts and springs.

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