SKU
61-877463-1
650 CFM Speed Demon Carburetor Polished Aluminum Mechanical Secondaries Annular
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The next generation of Speed Demon™ carburetors have arrived. The new aluminum Speed Demon™ series is the most formidable performance street carburetor available today and it's 40% lighter than the original. It features the most advanced design manufacturing processes that provides street enthusiasts with racing carburetor technology in a very drivable package. The Speed Demon™ line offers a wide range of sizes with vacuum and mechanical secondary designs. Across the range of sizes, from 650 cfm to 850 cfm, the Speed Demons deliver balanced, high-velocity airflow and exceptional fuel metering capacity to match the fuel requirements most street engines. A Speed Demon™ carburetor is ideal for muscle cars, stock rebuilds, mild performance applications, and crate motors. They are designed for mild engines from 302-427 cid with cam profiles between 220 and 240 degrees duration at 0.050".
Availability:
Ships Direct from Manufacturer - 2-3 Week Delivery
- All aluminum polished construction with billet metering blocks and base plate (Now 40% lighter than the original Demons!)
- Fuel bowls and main body have been redesigned for a sleeker, more stylish appearance
- Completely re-engineered and re-calibrated for better drivability and full throttle performance
- Re-designed throttle lever with integrated Ford A/T, 700-R4, and Chrysler kick down options
- Fuel bowls now have dual threaded inlets on each side, dual sight glass windows, and internal baffling for improved fuel slosh control
- Changeable idle, high-speed air bleeds & power valve restrictions for precise tuning
- Billet Baseplate with Idle-Eze™ allows precision fine tuning of the idle speed resulting in a smoother transition from off-idle
- New simple part numbering system: Start with SPD (Speed Demon) Add the carburetor cfm size (650, 750, or 850) and then add the model suffix; MS (Mechanical Secondaries); VS (Vacuum Secondaries); AN (Annular Discharge Boosters)
The next generation of Speed Demon™ carburetors have arrived. The new aluminum Speed Demon™ series is the most formidable performance street carburetor available today and it's 40% lighter than the original. It features the most advanced design manufacturing processes that provides street enthusiasts with racing carburetor technology in a very drivable package. The Speed Demon™ line offers a wide range of sizes with vacuum and mechanical secondary designs. Across the range of sizes, from 650 cfm to 850 cfm, the Speed Demons deliver balanced, high-velocity airflow and exceptional fuel metering capacity to match the fuel requirements most street engines. A Speed Demon™ carburetor is ideal for muscle cars, stock rebuilds, mild performance applications, and crate motors. They are designed for mild engines from 302-427 cid with cam profiles between 220 and 240 degrees duration at 0.050".
650 CFM Speed Demon Carburetor Polished Aluminum Mechanical Secondaries Annular
Combined Cancer/Birth Defect
WARNING This product can expose you to chemicals including Chromium which is known to the State of California to cause cancer on birth defects or other reproductive harm. For more information, visit www.p65warnings.ca.gov
WARNING This product can expose you to chemicals including Chromium which is known to the State of California to cause cancer on birth defects or other reproductive harm. For more information, visit www.p65warnings.ca.gov
| Base Part Number | 877463 |
|---|---|
| Brand | Holley |
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| Make / Model Chevrolet K10 | Series | Body | Notes | Year 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986 |
| Make / Model Chevrolet K10 Pickup | Series | Body | Notes | Year 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974 |
| Make / Model Chevrolet K1500 | Series | Body | Notes | Year 1998, 1999 |
| Make / Model Chevrolet K20 Pickup | Series | Body | Notes | Year 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974 |
| Make / Model Chevrolet K2500 | Series | Body | Notes | Year 1998, 1999, 2000 |
| Make / Model Chevrolet K2500 Suburban | Series | Body | Notes | Year 1998, 1999 |
| Make / Model Chevrolet K3500 | Series | Body | Notes | Year 1998, 1999, 2000 |
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| Make / Model Chevrolet Silverado | Series | Body | Notes | Year 1998, 1999 |
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| Make / Model Chevrolet Silverado 1500 HD | Series | Body | Notes | Year 2001, 2002, 2003, 2005, 2006 |
| Make / Model Chevrolet Silverado 2500 | Series | Body | Notes | Year 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017 |
| Make / Model Chevrolet Silverado 2500 HD | Series | Body | Notes | Year 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017 |
| Make / Model Chevrolet Silverado 3500 | Series | Body | Notes | Year 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2015, 2016, 2017 |
| Make / Model Chevrolet Silverado 3500 HD | Series | Body | Notes | Year 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017 |
| Make / Model Chevrolet Suburban | Series | Body | Notes | Year 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1987, 2014, 2015, 2016, 2017, 2018 |
| Make / Model Chevrolet Suburban 1500 | Series | Body | Notes | Year 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014 |
| Make / Model Chevrolet Tahoe | Series | Body | Notes | Year 1995, 1996, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018 |
| Make / Model Chevrolet Trailblazer | Series | Body | Notes | Year 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 |
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| Make / Model Chevrolet Truck | Series | Body | Notes | Year 1947, 1948, 1949, 1950, 1951, 1952, 1953, 1954, 1955, 1956, 1957, 1958, 1960 |
| Make / Model GMC 1500 | Series | Body | Notes | Year 1966 |
| Make / Model GMC C15 | Series | Body | Notes | Year 1975, 1976, 1977, 1978 |
| Make / Model GMC Jimmy | Series | Body | Notes | Year 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996 |
| Make / Model GMC K15 | Series | Body | Notes | Year 1975, 1976, 1977, 1978 |
| Make / Model GMC S15 | Series | Body | Notes | Year 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990 |
| Make / Model GMC Suburban | Series | Body | Notes | Year 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967 |
| Make / Model GMC Yukon | Series | Body | Notes | Year 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 |
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