Moroso Performance Exhaust Header Bolt (MPN: 38710)

Durable Grade 8 bolts for reliable header installation across various engines.

The Moroso Performance Exhaust Header Bolt is designed for use with Chevy small block, big block Chevy, 90 degree V6 Chevy engines, small block Ford, and other engines that require a 3/8 inch-16 thread bolt. With a length of 3/4 inch and a 7/16 inch hex head, these bolts facilitate quick installation and removal of headers, making them a practical choice for automotive enthusiasts and professionals alike. Constructed from Grade 8 steel, these bolts are heat treated and feature a black oxide finish for enhanced durability and corrosion resistance.

Moroso Performance is recognized globally for its commitment to quality in automotive equipment, catering to both racing and street performance applications. The company continually updates its manufacturing and quality control systems to ensure that each product meets the high standards expected by its diverse customer base, which includes both grassroots racers and top-level professional teams. The use of Grade 8 header bolts ensures that they can withstand the rigors of high-performance environments, providing peace of mind during operation.

These universal header bolts are an essential component for anyone looking to secure their exhaust system effectively. The black finish not only adds to the aesthetic appeal but also contributes to the longevity of the product, making them a reliable choice for various engine applications.

Features

• Grade 8 Header Bolts Are Heat Treated With Black Oxide Finish
• Uses 7/16 Inch Hex Head For Quick Installation And Removal Of Headers
• Moroso Manufactures Automotive Equipment For Racing And Street Performance Applications
• Moroso Constantly Updates Manufacturing And Quality Control Systems

Specifications

• Manufacturer: Moroso Performance
• Manufacturer Part Number: 38710
• Bolt Type: Universal
• Head Type: Hex Head
• Head Size: 7/16 Inch
• Thread Size: 3/8 Inch-16
• Length (IN): 3/4 Inch
• Finish: Black Oxide
• Color: Black
• Material: Steel
• Washer Type: No Washer

Compatibility / Fit

• 2005-2007 Avanti Avanti
• 1965-1985 Avanti II
• 1987-1991 Avanti II
• 2001-2004 Avanti II
• 1973-1975 Buick Apollo
• 1971-1973 Buick Centurion
• 1954-1958 Buick Century
• 1973-1985 Buick Century
• 1991-1993 Buick Commercial Chassis
• 1959-1989 Buick Electra
• 1959-1964 Buick Estate Wagon
• 1970-1983 Buick Estate Wagon
• 1965-1967 Buick Gran Sport
• 1970-1972 Buick GS
• 1968-1969 Buick GS 350
• 1968-1969 Buick GS 400
• 1970-1972 Buick GS 455
• 1959-1963 Buick Invicta
• 1959-1986 Buick LeSabre
• 1988-1990 Buick LeSabre
• 1958-1958 Buick Limited
• 2006-2011 Buick Lucerne
• 1973-1987 Buick Regal
• 1963-1985 Buick Riviera
• 1953-1958 Buick Roadmaster
• 1991-1993 Buick Roadmaster
• 1954-1954 Buick Skylark
• 1964-1972 Buick Skylark
• 1975-1979 Buick Skylark
• 1954-1958 Buick Special
• 1964-1969 Buick Special
• 1964-1972 Buick Sportwagon
• 1953-1958 Buick Super
• 1962-1970 Buick Wildcat
• 1993-1993 Cadillac 60 Special
• 1989-1993 Cadillac Allante
• 1987-1992 Cadillac Brougham
• 1965-1976 Cadillac Calais
• 1946-1985 Cadillac Commercial Chassis
• 1988-1993 Cadillac Commercial Chassis
• 2004-2005 Cadillac CTS
• 1953-1985 Cadillac DeVille
• 1988-2005 Cadillac DeVille
• 2006-2011 Cadillac DTS
• 1953-1985 Cadillac Eldorado
• 1988-2002 Cadillac Eldorado
• 1999-2000 Cadillac Escalade
• 2010-2014 Cadillac Escalade
• 2010-2014 Cadillac Escalade ESV
• 2010-2013 Cadillac Escalade EXT
• 1965-1986 Cadillac Fleetwood
• 1988-1993 Cadillac Fleetwood
• 1942-1942 Cadillac Series 60
• 1950-1964 Cadillac Series 60 Fleetwood
• 1946-1949 Cadillac Series 60 Special Fleetwood
• 1942-1942 Cadillac Series 61
• 1946-1951 Cadillac Series 61
• 1942-1942 Cadillac Series 62
• 1946-1964 Cadillac Series 62
• 1942-1942 Cadillac Series 63
• 1942-1942 Cadillac Series 67
• 1958-1958 Cadillac Series 70 Fleetwood Eldorado
• 1942-1942 Cadillac Series 75
• 1946-1964 Cadillac Series 75 Fleetwood
• 1976-1985 Cadillac Seville
• 1988-2004 Cadillac Seville
• 2004-2009 Cadillac SRX
• 2005-2010 Cadillac STS
• 2004-2009 Cadillac XLR
• 1959-1974 Checker Aerobus
• 1969-1970 Checker Deluxe
• 1961-1961 Checker Marathon
• 1965-1982 Checker Marathon
• 1959-1961 Checker Taxicab
• 1969-1974 Checker Taxicab
• 1959-1959 Chevrolet 3B
• 1959-1959 Chevrolet 3C
• 1959-1959 Chevrolet 3D
• 1959-1959 Chevrolet 3E
• 1959-1959 Chevrolet 3F
• 1959-1959 Chevrolet 3G
• 1985-2005 Chevrolet Astro
• 1955-1975 Chevrolet Bel Air
• 1958-1972 Chevrolet Biscayne
• 1969-1974 Chevrolet Blazer
• 1987-2005 Chevrolet Blazer
• 1958-1961 Chevrolet Brookwood
• 1969-1972 Chevrolet Brookwood
• 1975-1986 Chevrolet C10
• 1960-1974 Chevrolet C10 Pickup
• 1967-1986 Chevrolet C10 Suburban
• 1988-1999 Chevrolet C1500
• 1992-1999 Chevrolet C1500 Suburban
• 1975-1986 Chevrolet C20
• 1960-1974 Chevrolet C20 Pickup
• 1967-1986 Chevrolet C20 Suburban
• 1988-2000 Chevrolet C2500
• 1992-1999 Chevrolet C2500 Suburban
• 1975-1986 Chevrolet C30
• 1960-1974 Chevrolet C30 Pickup
• 1988-2000 Chevrolet C3500
• 2001-2002 Chevrolet C3500HD
• 1960-1962 Chevrolet C40
• 1967-1992 Chevrolet Camaro
• 1966-1993 Chevrolet Caprice
• 2011-2017 Chevrolet Caprice
• 1982-1985 Chevrolet Celebrity
• 1964-1973 Chevrolet Chevelle
• 1963-1968 Chevrolet Chevy II
• 1991-1993 Chevrolet Commercial Chassis
• 1955-1982 Chevrolet Corvette
• 1984-1991 Chevrolet Corvette
• 2006-2013 Chevrolet Corvette
• 1957-1958 Chevrolet Del Ray
• 1959-1960 Chevrolet El Camino
• 1964-1987 Chevrolet El Camino
• 1969-1970 Chevrolet Estate
• 1996-2014 Chevrolet Express 1500
• 1996-2020 Chevrolet Express 2500
• 1996-2020 Chevrolet Express 3500
• 2009-2020 Chevrolet Express 4500
• 1975-1995 Chevrolet G10
• 1968-1974 Chevrolet G10 Van
• 1975-1995 Chevrolet G20
• 1967-1974 Chevrolet G20 Van
• 1975-1996 Chevrolet G30
• 1970-1974 Chevrolet G30 Van
• 1958-1985 Chevrolet Impala
• 1975-1986 Chevrolet K10
• 1960-1974 Chevrolet K10 Pickup
• 1967-1986 Chevrolet K10 Suburban
• 1988-1999 Chevrolet K1500
• 1992-1999 Chevrolet K1500 Suburban
• 1975-1986 Chevrolet K20
• 1967-1967 Chevrolet K20 Panel
• 1960-1974 Chevrolet K20 Pickup
• 1967-1986 Chevrolet K20 Suburban
• 1988-2000 Chevrolet K2500
• 1992-1999 Chevrolet K2500 Suburban
• 1977-1986 Chevrolet K30
• 1968-1974 Chevrolet K30 Pickup
• 1988-2000 Chevrolet K3500
• 1975-1986 Chevrolet K5 Blazer
• 1959-1961 Chevrolet Kingswood
• 1969-1972 Chevrolet Kingswood
• 1973-1976 Chevrolet Laguna
• 1964-1964 Chevrolet Malibu
• 1967-1967 Chevrolet Malibu
• 1973-1983 Chevrolet Malibu
• 1970-1988 Chevrolet Monte Carlo
• 1975-1979 Chevrolet Monza
• 1958-1961 Chevrolet Nomad
• 1969-1979 Chevrolet Nova
• 1955-1957 Chevrolet One-Fifty Series
• 1975-1975 Chevrolet P10
• 1977-1979 Chevrolet P10
• 1961-1962 Chevrolet P10 Series
• 1973-1973 Chevrolet P10 Van
• 1975-1989 Chevrolet P20
• 1961-1962 Chevrolet P20 Series
• 1968-1974 Chevrolet P20 Van
• 1975-1999 Chevrolet P30
• 1961-1962 Chevrolet P30 Series
• 1968-1974 Chevrolet P30 Van
• 1959-1961 Chevrolet Parkwood
• 1987-1987 Chevrolet R10
• 1987-1988 Chevrolet R10 Suburban
• 1989-1991 Chevrolet R1500 Suburban
• 1987-1988 Chevrolet R20
• 1987-1988 Chevrolet R20 Suburban
• 1989-1989 Chevrolet R2500
• 1989-1991 Chevrolet R2500 Suburban
• 1987-1988 Chevrolet R30
• 1989-1991 Chevrolet R3500
• 1988-2004 Chevrolet S10
• 1988-1994 Chevrolet S10 Blazer
• 1955-1958 Chevrolet Sedan Delivery
• 1999-2018 Chevrolet Silverado 1500
• 2007-2007 Chevrolet Silverado 1500 Classic
• 2002-2002 Chevrolet Silverado 2500
• 2001-2014 Chevrolet Silverado 2500 HD
• 2001-2006 Chevrolet Silverado 3500
• 2007-2007 Chevrolet Silverado 3500 Classic
• 2007-2014 Chevrolet Silverado 3500 HD
• 1900-1900 Chevrolet Small Block 1987-1998 (OE Roller)
• 2004-2004 Chevrolet SSR
• 1960-1966 Chevrolet Suburban
• 2010-2013 Chevrolet Suburban 2500
• 1995-2000 Chevrolet Tahoe
• 2010-2013 Chevrolet Tahoe
• 1969-1972 Chevrolet Townsman
• 1955-1958 Chevrolet Truck
• 1960-1960 Chevrolet Truck
• 1955-1957 Chevrolet Two-Ten Series
• 1987-1987 Chevrolet V10
• 1988-1988 Chevrolet V10 Suburban
• 1989-1991 Chevrolet V1500 Suburban
• 1987-1987 Chevrolet V20
• 1987-1988 Chevrolet V20 Suburban
• 1989-1991 Chevrolet V2500 Suburban
• 1987-1988 Chevrolet V30
• 1989-1991 Chevrolet V3500
• 1958-1958 Chevrolet Yeoman
• 1993-1993 Excalibur Limited
• 1965-1989 Excalibur Phaeton
• 1955-1959 GMC 100
• 1955-1955 GMC 100-22
• 1960-1965 GMC 1000 Series
• 1955-1959 GMC 150
• 1955-1955 GMC 150-22
• 1960-1965 GMC 1500 Series
• 1955-1959 GMC 250
• 1955-1955 GMC 250-22
• 1960-1965 GMC 2500 Series
• 1955-1955 GMC 280-22
• 1955-1959 GMC 300
• 1960-1966 GMC 3000
• 1955-1959 GMC 350-8
• 1960-1966 GMC 3500
• 1955-1959 GMC 370
• 1964-1965 GMC B3500
• 1975-1978 GMC C15
• 1975-1978 GMC C15 Suburban
• 1967-1974 GMC C15/C1500 Pickup
• 1967-1974 GMC C15/C1500 Suburban
• 1979-1986 GMC C1500
• 1988-1999 GMC C1500
• 1979-1986 GMC C1500 Suburban
• 1992-1999 GMC C1500 Suburban
• 1975-1978 GMC C25
• 1975-1978 GMC C25 Suburban
• 1967-1974 GMC C25/C2500 Pickup
• 1967-1974 GMC C25/C2500 Suburban
• 1979-1986 GMC C2500
• 1988-2000 GMC C2500
• 1979-1986 GMC C2500 Suburban
• 1992-1999 GMC C2500 Suburban
• 1975-1978 GMC C35
• 1967-1974 GMC C35/C3500 Pickup
• 1979-1986 GMC C3500
• 1988-2000 GMC C3500
• 2001-2002 GMC C3500HD
• 1978-1987 GMC Caballero
• 1955-1959 GMC F350
• 1955-1959 GMC F370
• 1955-1959 GMC FM340
• 1955-1959 GMC FM350
• 1975-1978 GMC G15
• 1967-1974 GMC G15/G1500 Van
• 1979-1995 GMC G1500
• 1975-1978 GMC G25
• 1967-1974 GMC G25/G2500 Van
• 1979-1995 GMC G2500
• 1975-1978 GMC G35
• 1970-1974 GMC G35/G3500 Van
• 1979-1996 GMC G3500
• 1970-2001 GMC Jimmy
• 1966-1966 GMC K1000
• 1966-1966 GMC K1000 Pickup
• 1975-1978 GMC K15
• 1975-1978 GMC K15 Suburban
• 1966-1974 GMC K15/K1500 Pickup
• 1967-1974 GMC K15/K1500 Suburban
• 1979-1986 GMC K1500
• 1988-1999 GMC K1500
• 1979-1986 GMC K1500 Suburban
• 1992-1999 GMC K1500 Suburban
• 1975-1978 GMC K25
• 1975-1978 GMC K25 Suburban
• 1967-1974 GMC K25/K2500 Pickup
• 1967-1974 GMC K25/K2500 Suburban
• 1979-1986 GMC K2500
• 1988-2000 GMC K2500
• 1979-1986 GMC K2500 Suburban
• 1992-1999 GMC K2500 Suburban
• 1977-1978 GMC K35
• 1968-1974 GMC K35/K3500 Pickup
• 1979-1986 GMC K3500
• 1988-2000 GMC K3500
• 1965-1967 GMC L3500
• 1955-1959 GMC M300
• 1955-1956 GMC M340
• 1967-1967 GMC P15/P1500 Van
• 1970-1973 GMC P15/P1500 Van
• 1979-1979 GMC P1500
• 1975-1978 GMC P25
• 1967-1974 GMC P25/P2500 Van
• 1979-1989 GMC P2500
• 1975-1978 GMC P35
• 1967-1974 GMC P35/P3500 Van
• 1979-1999 GMC P3500
• 1965-1965 GMC PB1500 Series
• 1965-1965 GMC PB2500 Series
• 1955-1959 GMC PM150
• 1956-1959 GMC PM151
• 1957-1959 GMC PM152
• 1957-1957 GMC PM153
• 1959-1959 GMC PM153
• 1955-1959 GMC PM250
• 1956-1956 GMC PM251
• 1958-1959 GMC PM251
• 1958-1958 GMC PM252
• 1958-1958 GMC PM253
• 1987-1987 GMC R1500
• 1987-1991 GMC R1500 Suburban
• 1987-1989 GMC R2500
• 1987-1991 GMC R2500 Suburban
• 1987-1991 GMC R3500
• 1988-1990 GMC S15
• 1988-1991 GMC S15 Jimmy
• 1955-1959 GMC S300
• 1955-1959 GMC S370
• 1985-2005 GMC Safari
• 1996-2014 GMC Savana 1500
• 1996-2020 GMC Savana 2500
• 1996-2020 GMC Savana 3500
• 1999-2018 GMC Sierra 1500
• 2002-2002 GMC Sierra 2500
• 2001-2014 GMC Sierra 2500 HD
• 2001-2006 GMC Sierra 3500
• 2007-2007 GMC Sierra 3500 Classic
• 2007-2014 GMC Sierra 3500 HD
• 1991-2004 GMC Sonoma
• 1971-1977 GMC Sprint
• 1960-1966 GMC Suburban
• 1991-1991 GMC Syclone
• 1973-1974 GMC Transmode
• 1955-1960 GMC Truck
• 1992-1993 GMC Typhoon
• 1987-1987 GMC V1500
• 1987-1991 GMC V1500 Suburban
• 1987-1987 GMC V2500
• 1987-1991 GMC V2500 Suburban
• 1987-1991 GMC V3500
• 1992-1999 GMC Yukon
• 2010-2014 GMC Yukon
• 2010-2014 GMC Yukon XL 1500
• 2010-2013 GMC Yukon XL 2500
• 1964-1967 Gordon-Keeble GK1
• 1964-1967 Gordon-Keeble IT
• 1965-1974 Iso Grifo
• 1969-1974 Iso Lele
• 1963-1970 Iso Rivolta
• 1967-1974 Iso S4 Fidia
• 1964-1971 Oldsmobile 442
• 1950-1950 Oldsmobile 88
• 1954-1957 Oldsmobile 88
• 1950-1985 Oldsmobile 98
• 1991-1994 Oldsmobile Bravada
• 1996-2001 Oldsmobile Bravada
• 1961-1961 Oldsmobile Classic 98
• 1971-1992 Oldsmobile Custom Cruiser
• 1964-1981 Oldsmobile Cutlass
• 1978-1984 Oldsmobile Cutlass Calais
• 1982-1985 Oldsmobile Cutlass Ciera
• 1980-1983 Oldsmobile Cutlass Cruiser
• 1975-1980 Oldsmobile Cutlass Salon
• 1985-1987 Oldsmobile Cutlass Salon
• 1967-1988 Oldsmobile Cutlass Supreme
• 1976-1976 Oldsmobile Cutlass Tiara
• 1967-1968 Oldsmobile Delmont 88
• 1965-1985 Oldsmobile Delta 88
• 1951-1956 Oldsmobile Deluxe 88
• 1958-1966 Oldsmobile Dynamic 88
• 1964-1972 Oldsmobile F85
• 1953-1953 Oldsmobile Fiesta
• 1957-1964 Oldsmobile Fiesta
• 1957-1957 Oldsmobile Golden Rocket 88
• 1964-1966 Oldsmobile Jetstar 88
• 1964-1965 Oldsmobile Jetstar I
• 1973-1979 Oldsmobile Omega
• 1949-1949 Oldsmobile Series 78
• 1949-1949 Oldsmobile Series 88
• 1949-1949 Oldsmobile Series 98
• 1951-1951 Oldsmobile Standard 88
• 1954-1957 Oldsmobile Starfire
• 1961-1966 Oldsmobile Starfire
• 1977-1979 Oldsmobile Starfire
• 1951-1964 Oldsmobile Super 88
• 1966-1985 Oldsmobile Toronado
• 1964-1975 Oldsmobile Vista Cruiser
• 1982-1985 Pontiac 6000
• 1957-1986 Pontiac Bonneville
• 2004-2005 Pontiac Bonneville
• 1955-1981 Pontiac Catalina
• 1955-1958 Pontiac Chieftain
• 1967-1970 Pontiac Executive
• 1967-1992 Pontiac Firebird
• 1973-1975 Pontiac Grand Am
• 1978-1980 Pontiac Grand Am
• 1975-1981 Pontiac Grand LeMans
• 1962-1987 Pontiac Grand Prix
• 1971-1978 Pontiac Grand Safari
• 1971-1975 Pontiac Grandville
• 1964-1973 Pontiac GTO
• 1963-1981 Pontiac LeMans
• 1983-1986 Pontiac Parisienne
• 1977-1979 Pontiac Phoenix
• 1987-1989 Pontiac Safari
• 1955-1966 Pontiac Star Chief
• 1978-1979 Pontiac Sunbird
• 1957-1958 Pontiac Super Chief
• 1961-1961 Pontiac Tempest
• 1963-1970 Pontiac Tempest
• 1960-1961 Pontiac Ventura
• 1971-1977 Pontiac Ventura
• 1958-1958 Studebaker 3E13
• 1959-1959 Studebaker 4E12
• 1959-1959 Studebaker 4E12D
• 1959-1959 Studebaker 4E13
• 1959-1959 Studebaker 4E7
• 1959-1959 Studebaker 4E7D
• 1960-1960 Studebaker 5E12
• 1960-1960 Studebaker 5E12D
• 1960-1960 Studebaker 5E13
• 1960-1960 Studebaker 5E13D
• 1960-1960 Studebaker 5E7
• 1960-1960 Studebaker 5E7D
• 1961-1961 Studebaker 6E12
• 1961-1961 Studebaker 6E12D
• 1961-1961 Studebaker 6E13
• 1961-1961 Studebaker 6E13D
• 1961-1961 Studebaker 6E7
• 1961-1961 Studebaker 6E7D
• 1962-1962 Studebaker 7E12
• 1962-1962 Studebaker 7E12D
• 1962-1962 Studebaker 7E13
• 1962-1962 Studebaker 7E13D
• 1962-1962 Studebaker 7E7
• 1963-1964 Studebaker 8E12
• 1963-1964 Studebaker 8E12D
• 1963-1964 Studebaker 8E13
• 1963-1964 Studebaker 8E14
• 1963-1964 Studebaker 8E7
• 1963-1964 Studebaker 8E7D
• 1963-1964 Studebaker Avanti
• 1964-1964 Studebaker Challenger
• 1960-1964 Studebaker Champ
• 1956-1958 Studebaker Commander
• 1964-1966 Studebaker Commander
• 1962-1966 Studebaker Cruiser
• 1962-1966 Studebaker Daytona
• 1959-1959 Studebaker Deluxe
• 1956-1958 Studebaker Golden Hawk
• 1962-1963 Studebaker Gran
• 1960-1964 Studebaker Hawk
• 1959-1964 Studebaker Lark
• 1956-1956 Studebaker Police Car
• 1956-1956 Studebaker Power Hawk
• 1956-1958 Studebaker President
• 1957-1959 Studebaker Silver Hawk
• 1956-1956 Studebaker Sky Hawk
• 1957-1957 Studebaker Transtar
• 1966-1966 Studebaker Wagonaire
• 2000-2005 Workhorse P30