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Airflow Research (AFR)
For over thirty years Airflow Research has been defining technological leadership in cylinder head manufacturing and flow dynamics.

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Items 1-25 of 49
These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm
Description: Valve Spring Retainer, 10 Degree, 1.125 in/0.705 in OD Steps, 1.500 in Dual Spring, Chromoly More Details »
Item #: AFR8511
Condition: New
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Price: $3.00
Sale: $2.91
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Price: $374.00
Sale: $369.63
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Price: $417.99
Sale: $396.99
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Description: Rocker Arm, 7/16 in Stud Mount, 1.60 Ratio, 0.050 in Offset, Full Roller, Aluminum, Orange Anodize, Small Block Chevy, Set of 16 More Details »
Item #: AFR6036
Condition: New
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Price: $390.36
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Description: Rocker Arm Stud Girdle, Aluminum, Red Anodize, AFR Bullitt Heads, Big Block Ford, Pair More Details »
Item #: AFR6209
Condition: New
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Price: $212.99
Sale: $201.85
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These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm
Item #: AFR7630
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Price: $23.00
Sale: $22.31
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These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm
Item #: AFR6213
Condition: New
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Price: $6.50
Sale: $6.31
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These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm
Item #: AFR6893
Condition: New
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Price: $20.00
Sale: $19.46
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These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm
Description: Cylinder Head, Bullitt, Assembled, 2.25/1.76 in Valves, 270 cc Intake, 85 cc Chamber, 1.550 in Spring, Aluminum, Big Block Ford, Pair More Details »
Item #: AFR3805
Condition: New
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Price: $2,132.00
Sale: $2,068.04
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These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm
Description: Cylinder Head, Bullitt, Assembled, 2.25/1.76 in Valves, 270 cc Intake, 75 cc Chamber, 1.550 in Spring, Aluminum, Big Block Ford, Pair More Details »
Item #: AFR3802
Condition: New
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Price: $2,132.00
Sale: $2,068.04
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These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm
Description: Cylinder Head, Bullitt, Assembled, 2.25/1.76 in Valves, 270 cc Intake, 75 cc Chamber, 1.550 in Spring, Aluminum, Big Block Ford, Pair More Details »
Item #: AFR3803
Condition: New
Limited Supply: Only 1 Left!
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Price: $2,229.00
Sale: $2,162.13
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Save: $66.87

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These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm
Description: Cylinder Head, Bullitt, Assembled, 2.25/1.76 in Valves, 285 cc Intake, 85 cc Chamber, 1.550 in Spring, Aluminum, Big Block Ford, Pair More Details »
Item #: AFR3819
Condition: New
Limited Supply: Only 2 Left!
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Price: $2,546.00
Sale: $2,469.62
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Save: $76.38

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These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm
Description: Cylinder Head, Bullitt, Assembled, 2.25/1.76 in Valves, 285 cc Intake, 75 cc Chamber, 1.550 in Spring, Aluminum, Big Block Ford, Pair More Details »
Item #: AFR3816
Condition: New
Limited Supply: Only 1 Left!
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Price: $2,546.00
Sale: $2,469.62
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Save: $76.38

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These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm
Description: Cylinder Head, Bullitt, Assembled, 2.25/1.76 in Valves, 285 cc Intake, 75 cc Chamber, 1.625 in Spring, Aluminum, Big Block Ford, Pair More Details »
Item #: AFR3817
Condition: New
Limited Supply: Only 1 Left!
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Price: $2,632.00
Sale: $2,553.04
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These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm
Description: Cylinder Head, Bullitt, Assembled, 2.30/1.76 in Valves, 300 cc Intake, 85 cc Chamber, 1.625 in Spring, Aluminum, Big Block Ford, Pair More Details »
Item #: AFR3838
Condition: New
Limited Supply: Only 1 Left!
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Price: $2,933.00
Sale: $2,845.01
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Save: $87.99

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These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm
Description: Cylinder Head, Bullitt, Assembled, 2.30/1.76 in Valves, 300 cc Intake, 75 cc Chamber, 1.550 in Spring, Aluminum, Big Block Ford, Pair More Details »
Item #: AFR3834
Condition: New
Limited Supply: Only 1 Left!
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Price: $2,846.00
Sale: $2,760.62
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Save: $85.38

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These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm
Description: Cylinder Head, Bullitt, Assembled, 2.30/1.76 in Valves, 300 cc Intake, 75 cc Chamber, 1.625 in Spring, Aluminum, Big Block Ford, Pair More Details »
Item #: AFR3835
Condition: New
Limited Supply: Only 1 Left!
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Price: $2,933.00
Sale: $2,845.01
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Save: $87.99

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These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm
Description: Cylinder Head, Eliminator Comp, Assembled, 2.10/1.60 in Valves, 220 cc Intake, 65 cc Chamber, 1.550 in Spr, Aluminum, Small Block Chevy, Pair More Details »
Item #: AFR1065
Condition: New
Limited Supply: Only 2 Left!
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Price: $1,825.00
Sale: $1,770.25
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These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm
Description: Cylinder Head, Eliminator Race, Assembled, 2.08/1.60 in Valves, 210 cc Intake, 65 cc Chamber, 1.550 in Spr, Aluminum, Small Block Chevy, Pair More Details »
Item #: AFR1057
Condition: New
Limited Supply: Only 1 Left!
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Price: $1,953.00
Sale: $1,894.41
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Save: $58.59

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These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm
Description: Cylinder Head, Eliminator Race, Assembled, 2.10/1.60 in Valves, 227 cc Intake, 75 cc Chamber, 1.550 in Spr, Aluminum, Small Block Chevy, Pair More Details »
Item #: AFR1067
Condition: New
Limited Supply: Only 1 Left!
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Price: $1,825.00
Sale: $1,770.25
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Description: Cylinder Head, Eliminator Street, Assembled, 2.02/1.60 in Valves, 180 cc Intake, 75 cc Chamber, 1.290 in Spr, Alum, Small Block Chevy, Pair More Details »
Item #: AFR0911
Condition: New
Limited Supply: Only 1 Left!
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Price: $1,699.00
Sale: $1,648.03
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Save: $50.97

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These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm
Description: Cylinder Head, Eliminator Street, Assembled, 2.02/1.60 in Valves, 190 cc Intake, 65 cc Chamber, 1.290 in Spring, Aluminum, GM LS-Series, Pair More Details »
Item #: AFR0912
Condition: New
Limited Supply: Only 1 Left!
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Price: $1,746.00
Sale: $1,693.62
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These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm
Description: Valve, Exhaust, 1.600 in Head, 8 mm Valve Stem, 5.040 in Long, Stainless, Small Block Ford/Chevy More Details »
Item #: AFR7260
Condition: New
Limited Supply: Only 0 Left!
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Price: $38.00
Sale: $36.86
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Save: $1.14
These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm
Description: Valve Seat, Exhaust, 1.696 in OD, 1.600 in ID, Ductile Iron More Details »
Item #: AFR9070
Condition: New
Limited Supply: Only 5 Left!
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Price: $11.00
Sale: $10.67
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Save: $0.33
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These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm
Description: Valve, High Performance, Exhaust, 1.880 in Head, 11/32 in Stem, 5.442 in Long, Stainless, Big Block Chevy More Details »
Item #: AFR7631
Condition: New
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Ships from Michigan.
Price: $24.00
Sale: $23.28
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Save: $0.72
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Items 1-25 of 49

More About Airflow Research (AFR)

Pit Stop USA is The Online Motorsports Superstore! For over thirty years Airflow Research has been defining technological leadership in cylinder head manufacturing and flow dynamics. This complete commitment to performance has enabled Airflow Research's cylinder heads to find themselves on the fastest race cars and the most powerful street machines in the country. As every engine builder will attest to, the secret to increasing horsepower and performance lies in the cylinder head, and Airflow Research's cylinder heads outflow and out horsepower everything in their league.