850 CFM Sceamin Demon Carburetor Polished Aluminum Manual Secondaries Down-Leg
Product Details
- Polished die-cast aluminum construction
- Engineered and calibrated for better drivability and full throttle performance
- New throttle lever with integrated Ford A/T, 700-R4, and Chrysler kick down options
- Fuel bowls have dual threaded inlets on each side, dual sight glass windows, and internal baffling for improved fuel slosh control
- Secondary fuel bowls include notched floats and jet extensions to prevent fuel starvation during hard launches
- Changeable idle, high-speed air bleeds & power valve restrictions for precise tuning
Screamin' Demons are the latest development in the evolving family of Demon performance carburetors. Screamin' Demons were designed with the weekend racer in mind. They are available in 650-850 cfm mechanical secondary models, as well as a 750 cfm vacuum secondary model. Screamin' Demons feature lightweight die-cast aluminum construction, large capacity fuel bowls complete with dual sight glasses, dual threaded inlets on each side, and internal baffling to prevent fuel slosh when you are on the track. Engineered and calibrated for better drivability and full throttle performance, Screamin' Demons include four corner idle, changeable idle and high-speed air bleeds with all the tunability that you would find from more expensive carburetors in the market.
850 CFM Sceamin Demon Carburetor Polished Aluminum Manual Secondaries Down-Leg
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 | 877361 |
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Brand | Holley |
Make / Model | Series | Body | Notes | Year |
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Make / Model Chevrolet | Series | Body | Notes | Year 2007, 2016, 2017, 2018, 2019 |
Make / Model Chevrolet 1500 | Series | Body | Notes | Year 1954 |
Make / Model Chevrolet 3A | Series | Body | Notes | Year 1956, 1957, 1958, 1959 |
Make / Model Chevrolet Avalanche 1500 | Series | Body | Notes | Year 2002, 2003, 2004, 2005, 2006 |
Make / Model Chevrolet Avalanche 2500 | Series | Body | Notes | Year 2002, 2003, 2004, 2005, 2006 |
Make / Model Chevrolet Blazer | Series | Body | Notes | Year 1969, 1970, 1971, 1972, 1973, 1974, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 |
Make / Model Chevrolet C10 | Series | Body | Notes | Year 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986 |
Make / Model Chevrolet C10 Pickup | Series | Body | Notes | Year 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974 |
Make / Model Chevrolet C15 | Series | Body | Notes | Year 1984, 1986 |
Make / Model Chevrolet C1500 | Series | Body | Notes | Year 1998, 1999 |
Make / Model Chevrolet C1500 Suburban | Series | Body | Notes | Year 1998, 1999 |
Make / Model Chevrolet C20 Pickup | Series | Body | Notes | Year 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974 |
Make / Model Chevrolet C2500 | Series | Body | Notes | Year 1998, 1999, 2000 |
Make / Model Chevrolet C2500 Suburban | Series | Body | Notes | Year 1998, 1999 |
Make / Model Chevrolet C35 | Series | Body | Notes | Year 1998, 1999, 2000 |
Make / Model Chevrolet C3500 | Series | Body | Notes | Year 1998, 1999, 2000, 2001, 2002, 2003, 2004 |
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 |
Make / Model Chevrolet S10 | Series | Body | Notes | Year 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996 |
Make / Model Chevrolet Silverado | Series | Body | Notes | Year 1998, 1999 |
Make / Model Chevrolet Silverado 1500 | Series | Body | Notes | Year 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019, 2020, 2021 |
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, 2019, 2020, 2021 |
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, 2019, 2020, 2021 |
Make / Model Chevrolet Suburban | Series | Body | Notes | Year 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1987, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021 |
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, 2021 |
Make / Model Chevrolet Trailblazer | Series | Body | Notes | Year 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 |
Make / Model Chevrolet Trailblazer EXT | Series | Body | Notes | Year 2002, 2003, 2004, 2005, 2006 |
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 Sierra 1500 | Series | Body | Notes | Year 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021 |
Make / Model GMC Sierra 2500 | Series | Body | Notes | Year 2000, 2001, 2002, 2003, 2004 |
Make / Model GMC Sierra 2500 HD | Series | Body | Notes | Year 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2021 |
Make / Model GMC Sierra 3500 | Series | Body | Notes | Year 2001, 2002, 2003, 2004, 2005, 2006 |
Make / Model GMC Sierra 3500 HD | Series | Body | Notes | Year 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2021 |
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, 2021 |
Make / Model GMC Yukon XL | Series | Body | Notes | Year 2021 |