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McLeod 6400107M Original Street Twin Dual-Disc Clutch Kit with Steel Flywheel 168T 1-1/8 x 26 Spline

(Chevrolet Camaro 1967-85, Corvette 1955-81, 1984-85, Impala 1958-73, Malibu 1973-81, C1500 1988-90, Chevelle 1964-77, Blazer 1969-74, 1987-90 + 61 more models)

Manufacturer

Part Number

6400107M
Sale Price

$1,385.00

Estimated ship date Wednesday, November 11

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Product Details

The McLeod Original Street Twin is the clutch kit that started it all. Born in 1974 in response to the growing popularity of power adders, this dual-disc clutch system was engineered to deliver genuine street manners while handling up to 1,200 horsepower. It remains the benchmark twin-disc clutch for high-horsepower Small Block and Big Block Chevrolet builds.

This kit (part number 6400107M) is configured for Chevrolet applications with a 1-1/8" x 26-spline input shaft and features a billet steel flywheel with a 168-tooth ring gear. The twin 10.5" organic clutch discs provide smooth, progressive engagement that remains comfortable in daily street driving, while the diaphragm-style pressure plate delivers consistent clamping force under high-load conditions.

Kit Includes:

  • Two (2) 10.5" organic clutch discs
  • Diaphragm-style pressure plate
  • Billet steel flywheel — 168-tooth ring gear, zero balance
  • Floater plate
  • Alignment tool

Key Specifications:

  • Horsepower Rating: 1,200 HP
  • Disc Diameter: 10.5"
  • Disc Material: Organic / Organic
  • Input Spline: 1-1/8" x 26-spline
  • Flywheel Material: Billet Steel
  • Ring Gear: 168-tooth
  • Engine Balance: Internal / External (Zero Balance)
  • Pressure Plate Style: Diaphragm

Whether your build relies on nitrous oxide, a supercharger, a turbocharger, or a large cubic-inch naturally aspirated engine, the Original Street Twin is engineered to handle it all. The kit is pre-balanced to fit the specific application and includes the correct alignment tool for straightforward installation.

Products specifications

Fits

Chevrolet Camaro 1967-85, Corvette 1955-81, 1984-85, Impala 1958-73, Malibu 1973-81, C1500 1988-90, Chevelle 1964-77, Blazer 1969-74, 1987-90, K1500 1988-90, C10 Pickup 1969-74, Caprice 1966-72, C10 1975-86 + 57 more models

Throwout Bearing Included

No

Disc Style

Segmented Puck

Disc Diameter

10.5In.

Engine 3

1991-99 BBC 1pc Seal

Throwout Bearing Style

Standard

Hardware Included

Yes

Flywheel Included

Yes

Clutch Usage

Street

Number of Discs

Double

Engine

1955-85 SBC 2pc Seal

Engine Balance

Internal Balance

Pilot Bushing Included

No

Additional Counter Weight Kit Required

560222

Spline

1 1/8In. x 26

Clutch Patterns

10.5In. Borg & Beck. Street Twin Only

Hub Style

Solid

Ring Gear

168T

Disc Material

CERAMIC

Make

Chevrolet

Flywheel Material

Aluminum

Horsepower Rating

1500

Pressure Plate Style

Diaphragm

Engine 2

1970-90 BBC

Alignment Tool Included

Yes

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Shipping took a little longer than quoted

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