McLeod Street Extreme Ford/Lincoln/Mercury 12 x 1-1/16 x 10 Spline Diaphragm
SHIPPING - RETURNS - WARRANTY - CANCELLATION POLICY
*** Market Conditions after 2020 have changed the landscape of automotive parts. Although we try to stock 1000's of items in our multiple warehouse and use multiple distribution channels, having back-orders are unavoidable in today's market. If you are in need of a product quickly, we suggest email, message, or call us for availability so that we may explore your options.
Email: Sales@Speedzoneweb.com
Call: 407-846-8430
Text: 407-749-6314
Frequently Asked Questions
Ford: F-100 73 - 74 7.5 L Engine, Ford: Mustang 68 - 71 7 L Engine, Ford: Custom 500 73 - 73 7.5 L Engine, Ford: LTD 66 - 73 7 L Engine, Ford: LTD 66 - 71 6.4 L Engine, Ford: Ranchero 67 - 69 6.4 L Engine, Ford: Galaxie 500 72 - 73 7.5 L Engine, Ford: Ranchero 75 - 77 7.5 L Engine, Ford: Custom 64 - 72 7 L Engine, Ford: Galaxie 500 68 - 71 6.4 L Engine, Ford: Custom 64 - 71 6.4 L Engine, Ford: Mustang 67 - 69 6.4 L Engine, Ford: F-350 68 - 76 6.4 L Engine, Ford: F-150 75 - 79 7.5 L Engine, Ford: P-350 68 - 74 6.4 L Engine, Ford: F-150 75 - 76 6.4 L Engine, Ford: F-500 75 - 77 6.4 L Engine, Ford: F-350 73 - 79 7.5 L Engine, Ford: GT40 66 - 69 7 L Engine, Ford: Galaxie 63 - 67 6.4 L Engine, Ford: F-250 68 - 76 6.4 L Engine, Ford: F-250 73 - 79 7.5 L Engine, Ford: F-100 68 - 75 6.4 L Engine, Ford: E-250 Econoline Club Wagon 75 - 80 7.5 L Engine, Ford: Custom 72 - 72 7.5 L Engine, Ford: E-350 Econoline 75 - 80 7.5 L Engine, Ford: Ranchero 68 - 71 7 L Engine, Ford: Galaxie 500 68 - 73 7 L Engine, Ford: E-350 Econoline Club Wagon 77 - 80 7.5 L Engine, Ford: Fairlane 63 - 69 6.4 L Engine, Ford: LTD 72 - 73 7.5 L Engine, Ford: Custom 500 73 - 73 7 L Engine, Ford: E-100 Econoline 78 - 78 7.5 L Engine, Ford: M-400 72 - 73 6.4 L Engine, Ford: Torino 68 - 73 7 L Engine, Ford: Falcon 70 - 70 7 L Engine, Ford: E-250 Econoline 75 - 80 7.5 L Engine, Ford: Torino 68 - 70 6.4 L Engine, Ford: Fairlane 64 - 69 7 L Engine, Ford: Galaxie 63 - 63 6.6 L Engine, Ford: Galaxie 63 - 67 7 L Engine, Ford: Torino 73 - 74 7.5 L Engine
Installation InstructionsInstallation Instructions
Installation Instructions
Installation Instructions
Installation Instructions
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1966 | Buick | Electra | Base |
| 1970 | Buick | Estate Wagon | Base |
| 1966 | Buick | Gran Sport | Base |
| 1970-1971 | Buick | GS | Base |
| 1968-1971 | Buick | LeSabre | Base |
| 1966,1968-1971 | Buick | Skylark | Base |
| 1968-1969 | Buick | Special | Base |
| 1968-1971 | Buick | Sportwagon | Base |
| 1966 | Buick | Wildcat | Base |
| 1961-1972 | Chevrolet | Bel Air | Base |
| 1961-1972 | Chevrolet | Biscayne | Base |
| 1987 | Chevrolet | Blazer | Custom Deluxe |
| 1988-1990 | Chevrolet | Blazer | Scottsdale |
| 1987-1990 | Chevrolet | Blazer | Silverado |
| 1969-1972 | Chevrolet | Brookwood | Base |
| 1975-1977 | Chevrolet | C10 | Cheyenne |
| 1982-1986 | Chevrolet | C10 | Custom |
| 1975-1977 | Chevrolet | C10 | Custom Deluxe |
| 1975-1977,1982-1986 | Chevrolet | C10 | Scottsdale |
| 1975-1977,1982-1986 | Chevrolet | C10 | Silverado |
| 1982-1984 | Chevrolet | C10 Suburban | Custom |
| 1975-1977 | Chevrolet | C10 Suburban | Custom Deluxe |
| 1975-1977,1982,1984 | Chevrolet | C10 Suburban | Scottsdale |
| 1975-1977,1982-1984 | Chevrolet | C10 Suburban | Silverado |
| 1988-1990 | Chevrolet | C1500 | Cheyenne |
| 1988-1990 | Chevrolet | C1500 | Scottsdale |
| 1988-1990 | Chevrolet | C1500 | Silverado |
| 1990 | Chevrolet | C1500 | WT |
| 1975-1977 | Chevrolet | C20 | Cheyenne |
| 1982-1986 | Chevrolet | C20 | Custom |
| 1975-1977 | Chevrolet | C20 | Custom Deluxe |
| 1975-1977,1982-1986 | Chevrolet | C20 | Scottsdale |
| 1975-1977,1982-1986 | Chevrolet | C20 | Silverado |
| 1982-1984 | Chevrolet | C20 Suburban | Custom |
| 1975-1977 | Chevrolet | C20 Suburban | Custom Deluxe |
| 1975-1977,1982,1984 | Chevrolet | C20 Suburban | Scottsdale |
| 1975-1977,1982-1984 | Chevrolet | C20 Suburban | Silverado |
| 1988-1990 | Chevrolet | C2500 | Cheyenne |
| 1988-1990 | Chevrolet | C2500 | Scottsdale |
| 1988-1990 | Chevrolet | C2500 | Silverado |
| 1975-1977 | Chevrolet | C30 | Cheyenne |
| 1982-1986 | Chevrolet | C30 | Custom |
| 1975-1977 | Chevrolet | C30 | Custom Deluxe |
| 1975-1977,1982-1986 | Chevrolet | C30 | Scottsdale |
| 1975-1977,1982-1986 | Chevrolet | C30 | Silverado |
| 1988-1990 | Chevrolet | C3500 | Cheyenne |
| 1988-1990 | Chevrolet | C3500 | Scottsdale |
| 1988-1990 | Chevrolet | C3500 | Silverado |
| 1967,1969-1980 | Chevrolet | Camaro | Base |
| 1979-1981 | Chevrolet | Camaro | Berlinetta |
| 1973,1975-1978 | Chevrolet | Camaro | LT |
| 1976-1978 | Chevrolet | Camaro | LT Rally Sport |
| 1976-1980 | Chevrolet | Camaro | Rally Sport |
| 1967,1969-1973,1975 | Chevrolet | Camaro | RS |
| 1981 | Chevrolet | Camaro | Sport |
| 1967-1972 | Chevrolet | Camaro | SS |
| 1970-1974,1977-1981 | Chevrolet | Camaro | Z28 |
| 1966-1972 | Chevrolet | Caprice | Base |
| 1965-1966 | Chevrolet | Chevelle | 300 |
| 1970-1972 | Chevrolet | Chevelle | Base |
| 1967,1973-1974 | Chevrolet | Chevelle | Malibu |
| 1965-1974,1977-1980 | Chevrolet | Corvette | Base |
| 1978 | Chevrolet | Corvette | Indianapolis 500 Pace Car |
| 1978 | Chevrolet | Corvette | Silver Anniversary Edition |
| 1975-1976 | Chevrolet | Corvette | Stingray |
| 1966-1974,1978-1979 | Chevrolet | El Camino | Base |
| 1978 | Chevrolet | El Camino | Conquista |
| 1979 | Chevrolet | El Camino | Royal Knight |
| 1978-1979 | Chevrolet | El Camino | SS |
| 1975-1977 | Chevrolet | G10 | Beauville |
| 1986-1987 | Chevrolet | G10 | Bonaventure |
| 1975-1977 | Chevrolet | G10 | Chevy Van |
| 1975-1977,1982-1989 | Chevrolet | G10 | Sportvan |
| 1975-1977,1982,1984-1989 | Chevrolet | G20 | Beauville |
| 1984 | Chevrolet | G20 | Bonaventure |
| 1975-1977,1982,1984-1989 | Chevrolet | G20 | Chevy Van |
| 1975-1977,1982-1989 | Chevrolet | G20 | Sportvan |
| 1970 | Chevrolet | G20 Van | Base |
| 1975-1977,1982-1985 | Chevrolet | G30 | Beauville |
| 1983-1984 | Chevrolet | G30 | Bonaventure |
| 1975-1977,1982-1985 | Chevrolet | G30 | Chevy Van |
| 1975-1977,1982-1985 | Chevrolet | G30 | Hi-Cube |
| 1975-1977,1982-1985 | Chevrolet | G30 | Sportvan |
| 1961-1972 | Chevrolet | Impala | Base |
| 1975-1977 | Chevrolet | K10 | Cheyenne |
| 1982-1986 | Chevrolet | K10 | Custom |
| 1975-1977 | Chevrolet | K10 | Custom Deluxe |
| 1975-1977,1982-1986 | Chevrolet | K10 | Scottsdale |
| 1975-1977,1982-1986 | Chevrolet | K10 | Silverado |
| 1982-1984 | Chevrolet | K10 Suburban | Custom |
| 1975-1977 | Chevrolet | K10 Suburban | Custom Deluxe |
| 1975-1977,1982,1984 | Chevrolet | K10 Suburban | Scottsdale |
| 1975-1977,1982-1983 | Chevrolet | K10 Suburban | Silverado |
| 1988-1990 | Chevrolet | K1500 | Cheyenne |
| 1988-1990 | Chevrolet | K1500 | Scottsdale |
| 1988-1990 | Chevrolet | K1500 | Silverado |
| 1990 | Chevrolet | K1500 | WT |
| 1975-1977 | Chevrolet | K20 | Cheyenne |
| 1982-1986 | Chevrolet | K20 | Custom |
| 1975-1977 | Chevrolet | K20 | Custom Deluxe |
| 1975-1977,1982-1986 | Chevrolet | K20 | Scottsdale |
| 1975-1977,1982-1983,1985-1986 | Chevrolet | K20 | Silverado |
| 1982-1984 | Chevrolet | K20 Suburban | Custom |
| 1975-1977 | Chevrolet | K20 Suburban | Custom Deluxe |
| 1975-1977,1982,1984 | Chevrolet | K20 Suburban | Scottsdale |
| 1975-1977,1982-1983 | Chevrolet | K20 Suburban | Silverado |
| 1988-1990 | Chevrolet | K2500 | Cheyenne |
| 1988-1990 | Chevrolet | K2500 | Scottsdale |
| 1988-1990 | Chevrolet | K2500 | Silverado |
| 1977 | Chevrolet | K30 | Cheyenne |
| 1982-1986 | Chevrolet | K30 | Custom |
| 1977 | Chevrolet | K30 | Custom Deluxe |
| 1977,1982-1986 | Chevrolet | K30 | Scottsdale |
| 1977,1982-1986 | Chevrolet | K30 | Silverado |
| 1988-1990 | Chevrolet | K3500 | Cheyenne |
| 1988-1990 | Chevrolet | K3500 | Scottsdale |
| 1988-1990 | Chevrolet | K3500 | Silverado |
| 1976 | Chevrolet | K5 Blazer | Base |
| 1975-1977 | Chevrolet | K5 Blazer | Cheyenne |
| 1982-1986 | Chevrolet | K5 Blazer | Custom |
| 1975,1977 | Chevrolet | K5 Blazer | Custom Deluxe |
| 1984 | Chevrolet | K5 Blazer | Scottsdale |
| 1982-1986 | Chevrolet | K5 Blazer | Silverado |
| 1969-1971 | Chevrolet | Kingswood | Base |
| 1978-1981 | Chevrolet | Malibu | Base |
| 1978-1979 | Chevrolet | Malibu | Classic |
| 1978-1979 | Chevrolet | Malibu | Classic Estate |
| 1978-1979 | Chevrolet | Malibu | Classic Landau |
| 1979 | Chevrolet | Malibu | Classic Sport |
| 1979-1980 | Chevrolet | Malibu | Estate |
| 1979 | Chevrolet | Malibu | Landau |
| 1979 | Chevrolet | Malibu | Police |
| 1979-1980 | Chevrolet | Malibu | Sport |
| 1970-1974 | Chevrolet | Monte Carlo | Base |
| 1975 | Chevrolet | Monte Carlo | S |
| 1961 | Chevrolet | Nomad | Base |
| 1969-1974,1976-1979 | Chevrolet | Nova | Base |
| 1976-1977 | Chevrolet | Nova | Concours |
| 1978-1979 | Chevrolet | Nova | Custom |
| 1976-1978 | Chevrolet | Nova | Police |
| 1977-1979 | Chevrolet | Nova | Rally |
| 1976 | Chevrolet | Nova | SS |
| 1975,1977 | Chevrolet | P10 | Base |
| 1975,1977 | Chevrolet | P10 | Step-Van |
| 1975-1977,1982-1989 | Chevrolet | P20 | Base |
| 1975-1977,1982-1985,1987-1989 | Chevrolet | P20 | Step-Van |
| 1975-1977,1982-1990 | Chevrolet | P30 | Base |
| 1975-1977,1982-1985,1987-1990 | Chevrolet | P30 | Step-Van |
| 1987 | Chevrolet | R10 | Custom Deluxe |
| 1987 | Chevrolet | R10 | Scottsdale |
| 1987 | Chevrolet | R10 | Silverado |
| 1988 | Chevrolet | R20 | Cheyenne |
| 1987-1988 | Chevrolet | R20 | Custom Deluxe |
| 1987-1988 | Chevrolet | R20 | Scottsdale |
| 1987-1988 | Chevrolet | R20 | Silverado |
| 1987 | Chevrolet | R20 Suburban | Custom Deluxe |
| 1987-1988 | Chevrolet | R20 Suburban | Scottsdale |
| 1987-1988 | Chevrolet | R20 Suburban | Silverado |
| 1989 | Chevrolet | R2500 | Cheyenne |
| 1989 | Chevrolet | R2500 | Scottsdale |
| 1989 | Chevrolet | R2500 | Silverado |
| 1988 | Chevrolet | R30 | Cheyenne |
| 1987-1988 | Chevrolet | R30 | Custom Deluxe |
| 1987-1988 | Chevrolet | R30 | Scottsdale |
| 1987-1988 | Chevrolet | R30 | Silverado |
| 1989-1990 | Chevrolet | R3500 | Cheyenne |
| 1989-1990 | Chevrolet | R3500 | Scottsdale |
| 1989-1990 | Chevrolet | R3500 | Silverado |
| 1969-1971 | Chevrolet | Townsman | Base |
| 1987 | Chevrolet | V10 | Custom Deluxe |
| 1987 | Chevrolet | V10 | Scottsdale |
| 1987 | Chevrolet | V10 | Silverado |
| 1987 | Chevrolet | V10 Suburban | Custom Deluxe |
| 1987-1988 | Chevrolet | V10 Suburban | Scottsdale |
| 1987-1988 | Chevrolet | V10 Suburban | Silverado |
| 1989-1990 | Chevrolet | V1500 Suburban | Scottsdale |
| 1989 | Chevrolet | V1500 Suburban | Silverado |
| 1987 | Chevrolet | V20 | Custom Deluxe |
| 1987 | Chevrolet | V20 | Scottsdale |
| 1987 | Chevrolet | V20 | Silverado |
| 1987 | Chevrolet | V20 Suburban | Custom Deluxe |
| 1987-1988 | Chevrolet | V20 Suburban | Scottsdale |
| 1987-1988 | Chevrolet | V20 Suburban | Silverado |
| 1988 | Chevrolet | V30 | Cheyenne |
| 1987-1988 | Chevrolet | V30 | Custom Deluxe |
| 1987-1988 | Chevrolet | V30 | Scottsdale |
| 1987-1988 | Chevrolet | V30 | Silverado |
| 1989-1990 | Chevrolet | V3500 | Cheyenne |
| 1989-1990 | Chevrolet | V3500 | Scottsdale |
| 1989-1990 | Chevrolet | V3500 | Silverado |
| 1963 | Ford | 300 | Base |
| 1964-1972 | Ford | Custom | Base |
| 1973 | Ford | Custom 500 | Base |
| 1978 | Ford | E-100 Econoline | Base |
| 1978 | Ford | E-100 Econoline | Chateau |
| 1978 | Ford | E-100 Econoline | Custom |
| 1978 | Ford | E-100 Econoline | Northland |
| 1975-1980 | Ford | E-250 Econoline | Base |
| 1975-1980 | Ford | E-250 Econoline | Chateau |
| 1975-1980 | Ford | E-250 Econoline | Custom |
Our History
For 26 years Speedzone Performance LLC has been providing aftermarket car parts to Central Floridians and 1000's of customers online. What makes us different than all the other places online? We have 3 actual brick and mortar locations where were serve customers daily and find new ways to provide support and assistance to the automotive community at large. From our in house SPDZ1 Brand, to our constantly growing in stock inventory, we strive to make our customer service and ease of purchase stand out from the rest! We are also one of the largest automotive part financing providers anywhere in the United States, and continue to provide more options for our customers every year. We love what we do, and it shows in every product we sell and every new customer who becomes a part of our Speedzone Family.