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Vehicle Info NeededAFR - AIRFLOW RESEARCHPART NUMBER: 033-7633
High Performance Valve Inconel Steel
$4399
Ships on Sep 15, 2026
Lowest Price Guarantee- High Performance Valve
- Inconel Steel
- Big Block Chevy
- 11/32'' Stem Diameter
- 1.880'' Valve Diameter
- Sold Individually, 1/pkg.
Part TypeValve
BrandAFR - AIRFLOW RESEARCH
Package Height2.6
Package Width2.6
Package Length8.7
Weight0.47 PG
Part CategoryPerformance Parts
Valve Stem Diameter (Mm)8.712
Valve Head Diameter1.88 in (47.8 mm)
Overall Valve Length (Mm)138.43
Lock Groove Quantity1-groove
QuantitySold individually
Valve Seat Width0.06 in (1.5 mm)
Overall Valve Length5.45 in (138.4 mm)
Valve MaterialInconel
Valve Head Diameter (Mm)47.752
Valve Head StyleDished
Valve Tip Length0.25 in (6.4 mm)
Valve Tip Length (Mm)6.35
Undercut StemYes
Valve Stem Diameter0.343 in (8.7 mm)
Swirl-PolishedYes
Lock Groove StyleConventional
Vendor Part Number7633
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
