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Air Flow Research

Cyl Head, AFR Enforcer "As-Cast", LS1, 210/82cc, 64cc Chamber, Angle Plug

Part# : CH35724
Mfg#: 1501
Sold As: Each
Ship Size: Oversize 3
$513.99
List Price: $565.95
You Save $51.96

Color Variation

Due to variations in monitor settings, some colors on this page may appear slightly different from GM originals. In addition, due to color differences in the original GM dye lots, interior product colors may vary slightly.

Vehicle Specific View fitment for 62 models
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LS1 210cc Enforcer Head by Air Flow Research®

Permanent-mold A356 LS1 Enforcer head uses 210/82cc as-cast ports, a 64cc chamber and 3-angle valve job.

Air Flow Research® 210cc LS1 Enforcer head uses an A356 permanent-mold casting with as-cast intake, exhaust and chamber surfaces plus a 3-angle valve job. Stock port locations, a 15-degree valve angle, .425-inch deck and 3.900-inch minimum bore make it a straightforward performance option for OEM-style LS1 combinations operating below about 6300 RPM. This version has 210cc intake, 82cc exhaust and a 64cc chamber. Available assembled or bare; sold individually.

• Air Flow Research® LS1 Enforcer series • A356 permanent-mold aluminum casting • 210cc intake / 82cc exhaust ports • 64cc combustion chamber • 15-degree valve angle; .425-inch deck • 3-angle valve job; sold individually

Notes

  • AFR strongly recommends using 7/16" rocker studs on SBC heads with todays fast cam rates and RPM capabilities.
  • SBC heads with 1.625" O.D springs will require some springs to be removed for access to some head bolts during installation.
  • SBC heads are designed for 5/16" .120" thick-wall pushrods, larger pushrods will not fit without clearancing. BBC heads are designed for 3/8" .120" thick-wall pushrods, larger pushrods will not fit without clearancing.
  • For ideal geometry and wipe pattern on BBC heads, AFR strongly recommends AFR stud mount rockers for applications below 7400 RPM and .790 lift. For applications above these limits shaft mount rockers are typically advised.
  • With some domed aftermarket pistons on BBC applications, it may be necessary to slightly clearance or modify the piston due to more efficient heart shaped combustion chamber designs. Most of the newer designed domed profiles will clear. AFR recommends material be removed from the piston and not the cylinder head. AFR's combustion chamber shapes are very critical to flow and altering the cylinder head can adversely affect flow and power production. It is the customers responsibility to verify proper piston to head clearance.
  • AFR LS1 heads are only machined for center bolt valve covers.
  • GM rocker arms are not designed/engineered to accommodate aftermarket cams or higher spring pressures. At a minimum AFR recommends using the Bushing Trunion Kit on their LS1 heads. Without proper parts you will experience accelerated guide wear.
  • This item is not eligible for any further discounts or promotional pricing.
  • This item is Oversize 3, and is excluded from free ground shipping.
3
This product is not legal for street use on an emissions-controlled vehicle. It may be used on dedicated competition or pre-pollution-controlled vehicles only. Learn More
We aim to provide accurate and complete product information. If you notice anything incorrect, missing, or unclear, please let us know.
WARNING: This product can expose you to chemicals including lead, sulfur, nickel, chromium, vanadium, titanium, polyvinyl chloride, and 4,4’-methylenebis (2-chloroaniline), which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Vehicle Fitment

Year Make Model Application Details
1982 Buick Grand National LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1984–1987 Buick Grand National LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1976–1987 Buick Regal LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1978–1987: LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
1978–1987: LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1963–1976 Buick Riviera LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1961–1972 Buick Skylark LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1983–1986 Buick T-Type LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1938–1993 Cadillac 60 Special LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
2013–2019 Cadillac ATS LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1965–1976 Cadillac Calais LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
2003–2019 Cadillac CTS LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1959–2005 Cadillac DeVille LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1953–2002 Cadillac Eldorado LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1999–2000 Cadillac Escalade LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
2002–2023 Cadillac Escalade LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
2002–2013 Cadillac Escalade EXT LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1965–1996 Cadillac Fleetwood LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1936–1951 Cadillac Series 60 LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1946–1964 Cadillac Series 60 Fleetwood  
1936–1951 Cadillac Series 61 LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1937–1976 Cadillac Series 62 LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1936–1951 Cadillac Series 63 LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1937–1938 Cadillac Series 65 LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1936–1942 Cadillac Series 67 LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1936–1937 Cadillac Series 70 LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1940 Cadillac Series 72 LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1936–1942 Cadillac Series 75 LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1946–1964 Cadillac Series 75 LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1946–1964 Cadillac Series 75 Fleetwood  
1976–2004 Cadillac Seville LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
2005–2011 Cadillac STS LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
2004–2009 Cadillac XLR LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1947–1955 Chevrolet Advance Design  
1969–1994 Chevrolet Blazer LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1960–1987 Chevrolet C10 LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1960–1987 Chevrolet C20 LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1960–1987 Chevrolet C30 LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1964–1977 Chevrolet Chevelle LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1960–1969 Chevrolet Corvair LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1961–1965 Chevrolet Corvair 95 FC LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1959–1960 Chevrolet El Camino LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1964–1987 Chevrolet El Camino LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1960–1987 Chevrolet K10 LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1960–1987 Chevrolet K20 LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1977–1987 Chevrolet K30 LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1978–1983 Chevrolet Malibu LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1997–2022 Chevrolet Malibu  
1970–1988 Chevrolet Monte Carlo LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1995–2007 Chevrolet Monte Carlo LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1960–1991 Chevrolet Suburban LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1955–1959 Chevrolet Task Force LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1955–1959 GMC Blue Chip LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1960–1987 GMC C15/C1500 LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1960–1987 GMC C25/C2500 LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1960–1987 GMC C35/C3500 LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1978–1987 GMC Caballero LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1970–1991 GMC Jimmy LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1960–1987 GMC K15/K1500 LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1960–1987 GMC K25/K2500 LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1977–1987 GMC K35/K3500 LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1947–1955 GMC New Design LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1971–1977 GMC Sprint LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1960–1991 GMC Suburban  
1961–1988 Oldsmobile Cutlass 1961–1977: LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
1961–1977: LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1958–1986 Pontiac Bonneville LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1959–1977 Pontiac Catalina LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1962–1987 Pontiac Grand Prix LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1964–1973 Pontiac GTO LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1961–1981 Pontiac LeMans 1961–1973: LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
1961–1973: LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
1961–1970 Pontiac Tempest LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, assembled , 2 req.
LS1 - 210/82cc INT/EXH, 3.190"/1.400" valves - 64cc chamber, angle plug, bare, 2 req.
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