McLeod Racing · New
McLeod Street Twin Aluminum Chevy 2Pc Seal Crank 1-3/16X18 Spline 168
MPN 6300105 · Store SKU mlr6300105
Supplier stock checked 11/7/2026, 9:45:42 AM UTC. Adding a part does not reserve it.
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Product details
McLeod Original Street Twin – Rated for up to 1,200 horsepower with organic discs or 1,500 horsepower with ceramic discs, the Original Street Twin clutch system is engineered for high-horsepower street applications. Ideal for vehicles equipped with superchargers, turbochargers, nitrous oxide, or large-displacement engines, it delivers the holding capacity needed for serious performance while maintaining street-friendly drivability. Available with organic or ceramic clutch discs to match your driving style and performance needs, each system includes a performance aluminum or steel flywheel for a complete, bolt-on performance upgrade. Street Twin - In 1974 with the rising popularity of power adders such as Nitrous,Superchargers and Turbochargers, McLeod recognized the need for a clutch assembly that was street friendly, yet still capable of handling up to 1,200 horsepower, thus the Street Twin was born! This series of McLeod clutch kit is intended for high horsepower street enthusiast. Whether it's NOS,Supercharger,Turbocharger or a Big Inch mountain motor the "Original Street Twin" can handle it. Go with the innovator not the imitator McLeod Racing! In 1974 With The Rising Popularity Of Power Adders Such As Nitrous,Superchargers And Turbochargers, Mcleod Recognized The Need For A Clutch Assembly That Was Street Friendly, Yet Still Capable Of Handling Up To 1,200 Horsepower, Thus The Street Twin Was Born! This Series Of Mcleod Clutch Kit Is Intended For High Horsepower Street Enthusiast. Whether It'S Nos,Supercharger,Turbocharger Or A Big Inch Mountain Motor The "Original Street Twin" Can Handle It. Go With The Innovator Not The Imitator Mcleod Racing! McLeod Original Street Twin Kit w/ Aluminum Flywheel - Chevrolet 1955-1985 SBC, 1970-1985 BBC - Organic Discs - 1-3/16x18 Spline, 168T, Aftermarket Transmission - 6300105 Original Street Twin:Aluminum:Chevrolet:1955-85 SBC:1970-90 BBC:0Bal:168T:1-3/16x18 ST TWN CLUTCH KIT 168 TOOTH ALM FLYWHEEL CHEVY 2PC SEAL CRK 1-3/16" X 18 0 BAL McLeod Original Street Twin - Chevy SBC/BBC, 1-3/16x18,168T, Alum, Organic Original Street Twin:Aluminum:1955-85 SBC:1970-90 BBC:0Bal:168T:1-3/16x18
Manufacturer fitment & guides
- Chevrolet: Brookwood 69 - 72 5.7 L Engine, Chevrolet: Brookwood 69 - 72 5 L Engine, Chevrolet: Biscayne 70 - 72 6.6 L Engine, Chevrolet: C35 83 - 85 5.7 L Engine, Chevrolet: C15 82 - 85 5.7 L Engine, Chevrolet: Bel Air 70 - 73 6.6 L Engine, Chevrolet: Bel Air 69 - 73 5.7 L Engine, Chevrolet: Townsman 70 - 71 6.6 L Engine, Chevrolet: 3100 57 - 58 4.6 L Engine, Chevrolet: K10 Suburban 67 - 67 4.6 L Engine, Chevrolet: Camaro 67 - 69 4.9 L Engine, Chevrolet: Camaro 67 - 69 6.5 L Engine, Chevrolet: Townsman 69 - 69 5.3 L Engine, Chevrolet: P30 Series 61 - 62 4.6 L Engine, Chevrolet: C20 Suburban 68 - 69 6.5 L Engine, Chevrolet: One-Fifty Series 57 - 57 4.6 L Engine, Chevrolet: Nova 69 - 70 6.5 L Engine, Chevrolet: C20 Suburban 67 - 67 4.6 L Engine, Chevrolet: C10 Suburban 68 - 69 6.5 L Engine, Chevrolet: Townsman 69 - 69 7 L Engine, Chevrolet: C10 Suburban 67 - 69 5.3 L Engine, Chevrolet: Brookwood 70 - 72 7.4 L Engine, Chevrolet: Brookwood 70 - 72 6.6 L Engine, Chevrolet: Brookwood 69 - 69 6.5 L Engine, Chevrolet: Camaro 67 - 69 5.3 L Engine, Chevrolet: Nova 70 - 71 7.4 L Engine, Chevrolet: Brookwood 69 - 69 5.3 L Engine, Chevrolet: Impala 70 - 73 6.6 L Engine, Chevrolet: Sedan Delivery 57 - 58 4.6 L Engine, Chevrolet: Kingswood 69 - 69 6.5 L Engine, Chevrolet: Impala 68 - 73 5 L Engine, Chevrolet: K10 Suburban 73 - 74 7.4 L Engine, Chevrolet: G20 Van 70 - 74 5.7 L Engine, Chevrolet: Kingswood 70 - 71 6.6 L Engine, Chevrolet: Biscayne 65 - 69 6.5 L Engine, Chevrolet: K10 Suburban
- Chevrolet: Brookwood 69 - 72 5.7 L Engine, Chevrolet: Brookwood 69 - 72 5 L Engine, Chevrolet: Biscayne 70 - 72 6.6 L Engine, Chevrolet: C35 83 - 85 5.7 L Engine, Chevrolet: C15 82 - 85 5.7 L Engine, Chevrolet: Bel Air 70 - 73 6.6 L Engine, Chevrolet: Bel Air 69 - 73 5.7 L Engine, Chevrolet: Townsman 70 - 71 6.6 L Engine, Chevrolet: K10 Suburban 67 - 67 4.6 L Engine, Chevrolet: Camaro 67 - 69 4.9 L Engine, Chevrolet: Camaro 67 - 69 6.5 L Engine, Chevrolet: Townsman 69 - 69 5.3 L Engine, Chevrolet: P30 Series 61 - 62 4.6 L Engine, Chevrolet: C20 Suburban 68 - 69 6.5 L Engine, Chevrolet: One-Fifty Series 57 - 57 4.6 L Engine, Chevrolet: Nova 69 - 70 6.5 L Engine, Chevrolet: C20 Suburban 67 - 67 4.6 L Engine, Chevrolet: C10 Suburban 68 - 69 6.5 L Engine, Chevrolet: Townsman 69 - 69 7 L Engine, Chevrolet: C10 Suburban 67 - 69 5.3 L Engine, Chevrolet: Brookwood 70 - 72 7.4 L Engine, Chevrolet: Brookwood 70 - 72 6.6 L Engine, Chevrolet: Brookwood 69 - 69 6.5 L Engine, Chevrolet: Camaro 67 - 69 5.3 L Engine, Chevrolet: Nova 70 - 71 7.4 L Engine, Chevrolet: Brookwood 69 - 69 5.3 L Engine, Chevrolet: Impala 70 - 73 6.6 L Engine, Chevrolet: Sedan Delivery 57 - 58 4.6 L Engine, Chevrolet: Kingswood 69 - 69 6.5 L Engine, Chevrolet: Impala 68 - 73 5 L Engine, Chevrolet: K10 Suburban 73 - 74 7.4 L Engine, Chevrolet: G20 Van 70 - 74 5.7 L Engine, Chevrolet: Kingswood 70 - 71 6.6 L Engine, Chevrolet: Biscayne 65 - 69 6.5 L Engine, Chevrolet: K10 Suburban 68 - 69 6.5 L Engine, Chevrolet: Bisc
- Manufacturer-supplied application summary from Turn14; this may not be an exhaustive fitment list.
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