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Manley Severe Duty Valves Type: Intake

Manley 12344-8
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Product images may differ from actual product appearance.

660-12344-8

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Estimated to ship directly from the manufacturer on 07/31/18
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Manley Severe Duty Valves Type: Intake $256.99
Severe Duty Valves
  • Type: Intake
  • Length: +.780
  • Head Diameter: 2.400"
  • Stem Diameter: .3415"
  • 8/pkg

  • Manley 12344-8 Details

    BB-Chevy with 11/32" stem

    These valves are specifically produced for the Brodix BB-SR 20° cylinder heads. All of these valves also include a back cut. Brodix equivalents: Manley P/N 12341, 12343 = BR81080, Manley P/N 12344 = BR81403

    Specifications:

    Manufacturer's Part Number:
    12344-8

    Manley Stainless Steel Performance Valves are held to the highest standards. Swirl-polished heads, chromed stems and hardened tips provide the advantage you expect from America's premier valve manufacturer! Sold Individually or 8/pkg. !

    Budget Performance Replacement
  • For stock rebuild or mild performance applications
  • Superior to OE construction in every aspect

    Street Flo
  • For street/strip applications
  • Fully-machined combustion faces and necked-down stems

    Street Master
  • For bracket racer engines and street performance
  • Straight stems provide extra meat for outstanding durability

    Race Flo
  • For mild drag or circle track engines and street performance
  • Necked-down stems for less weight and more flow

    Race Master
  • For mild drag or circle track engines and street performance
  • Similar to Race Flo valves except with straight stems

    Pro Flo
  • For drag, circle track, and hot street engines
  • Stainless steel undercut design for less weight and up to 40% more flow

    Severe Duty
  • For applications with high spring pressures and high RPM
  • One-piece stainless steel design

    Extreme Duty
  • For drag racing applications with 8000+ RPM
  • Offshore powerboat and Hi performance marine applications
  • Also, for engine builders using EV-8, high performance street, bracket racers, oval track and sportsman racers

  • Items You Need
    Some parts are not legal for use in California or other states with similar laws / regulations