Manley Valve - Exhaust, Valve-R/M BRODIX SR20? 1.800, 5930
Manley?s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice for engines operating under 8000 RPM
  • Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.
  • Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity and wear resistance.
  • Swirl Polished and Fully Machined: The valves feature swirl polished under head areas and fully machined combustion faces to optimize airflow and combustion efficiency.
  • Variety of Shapes: Choose between Race Master (Straight Stem) and Race Flo shapes to suit your racing engine's specific requirements.
  • Recommended for Alcohol Engines: These valves are the recommended choice for exhaust valves in alcohol engines, ensuring reliable performance even in demanding conditions.

Information:

Manley Valve - Exhaust, Valve-R/M BRODIX SR20? 1.800, 5.930 .
Attributes
California Proposition 65 WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Category Hierarchy Valves>Race, Valves>Stainless Steel>Race
Country of Origin (Primary) CN
Cylinder Head BB-4/SAR, SR20, BB-4/SAR, SR20
Emission Code Off Road
Engine Big Block, Big Block
Engine - Web Big Block, Big Block
Engine Detail - Web Big Block, Big Block
Engine Family Big Block, Big Block
Engine Type ICE, ICE
Engine Valve Quantity 8, 8
Hazardous Material Code N
Head Diameter 1.800, 1.800
Industry Automotive, Automotive
Life Cycle Status Code Available to Order
Make Chevrolet, Chevrolet
Make - Web Chevrolet, Chevrolet
Margin Width 0.080, 0.080
O/A Length 5.930, 5.930
Out of Stock Message Call for Availability, Call for Availability
Product Market Domestic, Domestic
Product Type Engine Exhaust Valve Kit, Engine Exhaust Valve Kit
SDR Required Flag N
Seat Width 0.060, 0.060
Stem Diameter 0.3415, 0.3415
Tip Length 0.250, 0.250
Title - Web Manley Race Series Chevy Big Block Exhaust Valve Kit - 1.800 in. Head Dia., 5.930 in. O/A Length, 0.3415 in. Stem, Manley Race Series Chevrolet Big Block Exhaust Valve Kit - 1.800 in. Head Dia., 5.930 in. O/A Length, 0.3415 in. Stem
Top of Head 20 Degree Dish, 20 Degree Dish
Type Exhaust
Underhead Angle 25.00, 25.00
Underhead Radius 3/8, 3/8
Valve Head Diameter 1.800, 1.800
Valve Head Shape 20 Degree Dish, 20 Degree Dish
Valve Length 5.930, 5.930
Valve Material Stainless Steel, Stainless Steel
Valve Quantity 8, 8
Valve Series Race Series, Race Series
Valve Stem Diameter 0.3415, 0.3415
Valve Sub-Series Race Master, Race Master
Valve Tip Length 0.250, 0.250
Valve Type Exhaust, Exhaust
Warranty Time 30
GTIN 00807298084039