Search:
Bimonthly Sales Flyer:
Product Categories
Links
 
Home >> Cams & Valvetrain >> Valve >> Manley Performance Valves

Manley Performance Valves


Manley
Manley Performance Valves

Product images may differ from actual product appearance.

Sold individually, all Manley valves are held to the highest standards. Swirl-polished heads, chromed stems, and hardened tips provide the advantage you expect from America's premier performance valve manufacturer. Valve types/detail below.

  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 RPMs
  • One-piece stainless steel design



    		•
    SB-Chevy with 11/32" stem
      660-10576-1 Budget Performance Valve
  • Type: Intake
  • Length: Standard
  • Head Diameter: 1.940"
  • Stem Diameter: .3415"
    		• $8.99
      660-10550-1 Budget Performance Valve
  • Type: Intake
  • Length: Standard
  • Head Diameter: 2.020"
  • Stem Diameter: .3415"
    		• $7.99
      660-10552-1 Budget Performance Valve
  • Type: Intake
  • Length: +.100"
  • Head Diameter: 2.020"
  • Stem Diameter: .3415"
    		• $7.99
      660-10554-1 Budget Performance Valve
  • Type: Intake
  • Length: Standard
  • Head Diameter: 2.055"
  • Stem Diameter: .3415"
    		• $7.99
      660-10577-1 Budget Performance Valve
  • Type: Exhaust
  • Length: Standard
  • Head Diameter: 1.500"
  • Stem Diameter: .3415"
    		• $8.99
      660-10549-1 Budget Performance Valve
  • Type: Exhaust
  • Length: Standard
  • Head Diameter: 1.600"
  • Stem Diameter: .3415"
    		• $8.99
      660-10551-1 Budget Performance Valve
  • Type: Exhaust
  • Length: +.100"
  • Head Diameter: 1.600"
  • Stem Diameter: .3415"
    		• $7.99
      660-10722-1 Street Flo Valve
  • Type: Intake
  • Length: Standard
  • Head Diameter: 1.940"
  • Stem Diameter: .3415"
    		• $13.99
    Manley 10766-1 - Manley Performance Valves
         		660-10766-1 Street Flo Valve
  • Type: Intake
  • Length: Standard
  • Head Diameter: 2.020"
  • Stem Diameter: .3415"
    		• $13.99
      660-10721-1 Street Flo Valve
  • Type: Exhaust
  • Length: Standard
  • Head Diameter: 1.500"
  • Stem Diameter: .3415"
    		• $13.99
    Manley 10765-1 - Manley Performance Valves
         		660-10765-1 Street Flo Valve
  • Type: Exhaust
  • Length: Standard
  • Head Diameter: 1.600"
  • Stem Diameter: .3415"
    		• $13.99
      660-10776-1 Street Master Valve
  • Type: Intake
  • Length: Standard
  • Head Diameter: 1.940"
  • Stem Diameter: .3415"
    		• $13.99
      660-10750-1 Street Master Valve
  • Type: Intake
  • Length: Standard
  • Head Diameter: 2.020"
  • Stem Diameter: .3415"
    		• $13.99
      660-10752-1 Street Master Valve
  • Type: Intake
  • Length: +.100"
  • Head Diameter: 2.020"
  • Stem Diameter: .3415"
    		• $11.99
      660-10754-1 Street Master Valve
  • Type: Intake
  • Length: Standard
  • Head Diameter: 2.055"
  • Stem Diameter: .3415"
    		• $11.99
      660-10756-1 Street Master Valve
  • Type: Intake
  • Length: +.100"
  • Head Diameter: 2.055"
  • Stem Diameter: .3415"
    		• $11.99
      660-10777-1 Street Master Valve
  • Type: Exhaust
  • Length: Standard
  • Head Diameter: 1.500"
  • Stem Diameter: .3415"
    		• $13.99
      660-10749-1 Street Master Valve
  • Type: Exhaust
  • Length: Standard
  • Head Diameter: 1.600"
  • Stem Diameter: .3415"
    		• $13.99
      660-10751-1 Street Master Valve
  • Type: Exhaust
  • Length: +.100"
  • Head Diameter: 1.600"
  • Stem Diameter: .3415"
    		• $11.99
      660-11522-1 Race Flo Valve
  • Type: Intake
  • Length: Standard
  • Head Diameter: 1.940"
  • Stem Diameter: .3415"
    		• $16.99
      660-11500-1 Race Flo Valve
  • Type: Intake
  • Length: Standard
  • Head Diameter: 2.000"
  • Stem Diameter: .3415"
    		• $16.99
      660-11568-1 Race Flo Valve
  • Type: Intake
  • Length: Standard
  • Head Diameter: 2.055"
  • Stem Diameter: .3415"
    		• $16.99
      660-11576-1 Race Flo Valve
  • Type: Intake
  • Length: +.100"
  • Head Diameter: 2.100"
  • Stem Diameter: .3415"
    		• $20.99
      660-11521-1 Race Flo Valve
  • Type: Exhaust
  • Length: Standard
  • Head Diameter: 1.500"
  • Stem Diameter: .3415"
    		• $16.99
      660-11501-1 Race Flo Valve
  • Type: Exhaust
  • Length: Standard
  • Head Diameter: 1.560"
  • Stem Diameter: .3415"
    		• $16.99
    Manley 11565-1 - Manley Performance Valves
         		660-11565-1 Race Flo Valve
  • Type: Exhaust
  • Length: Standard
  • Head Diameter: 1.600"
  • Stem Diameter: .3415"
    		• $16.99
    Manley 11565-8 - Manley Performance Valves
         		660-11565-8 Race Flo Valve
  • Type: Exhaust
  • Length: Standard
  • Head Diameter: 1.600"
  • Stem Diameter: .3415"
  • 8/pkg
    		• $112.99
    Manley 11566-8 - Manley Performance Valves
         		660-11566-8 Race Flo Valve
  • Type: Intake
  • Length: Standard
  • Head Diameter: 2.020"
  • Stem Diameter: .3415"
  • 8/pkg
    		• $112.99
      660-11864-1 Race Master Valve
  • Type: Intake
  • Length: Standard
  • Head Diameter: 2.020"
  • Stem Diameter: .3415"
    		• $13.99
      660-11318-1 Race Master Valve
  • Type: Intake
  • Length: +.100"
  • Head Diameter: 2.020"
  • Stem Diameter: .3415"
    		• $14.99
      660-11810-1 Race Master Valve
  • Type: Intake
  • Length: +.100"
  • Head Diameter: 2.055"
  • Stem Diameter: .3415"
    		• $13.99
      660-11808-1 Race Master Valve
  • Type: Intake
  • Length: Standard
  • Head Diameter: 2.080"
  • Stem Diameter: .3415"
    		• $16.99
      660-11328-1 Race Master Valve
  • Type: Intake
  • Length: +.100"
  • Head Diameter: 2.100"
  • Stem Diameter: .3415"
    		• $15.99
      660-11863-1 Race Master Valve
  • Type: Exhaust
  • Length: Standard
  • Head Diameter: 1.600"
  • Stem Diameter: .3415"
    		• $13.99
      660-11877-1 Race Master Valve
  • Type: Exhaust
  • Length: +.100"
  • Head Diameter: 1.600"
  • Stem Diameter: .3415"
    		• $16.99
      660-11879-1 Race Master Valve
  • Type: Exhaust
  • Length: +.100"
  • Head Diameter: 1.625"
  • Stem Diameter: .3415"
    		• $13.99
      660-11830-1 Pro Flo Valve
  • Type: Intake
  • Length: Standard
  • Head Diameter: 2.020"
  • Stem Diameter: .3415"
    		• $26.99
      660-11827-1 Pro Flo Valve
  • Type: Exhaust
  • Length: Standard
  • Head Diameter: 1.600"
  • Stem Diameter: .3415"
    		• $26.99
    Manley 11545-8 - Manley Performance Valves
         		660-11545-8 Pro Flo Valve
  • Type: Exhaust
  • Length: +.100"
  • Head Diameter: 1.600"
  • Stem Diameter: .3415"
    		• $117.99
      660-11596-1 Severe Duty Valve
  • Type: Intake
  • Length: Standard
  • Head Diameter: 2.020"
  • Stem Diameter: .3415"
    		• $26.99
      660-11826-1 Severe Duty Valve
  • Type: Intake
  • Length: +.100"
  • Head Diameter: 2.020"
  • Stem Diameter: .3415"
    		• $26.99
      660-11598-1 Severe Duty Valve
  • Type: Intake
  • Length: Standard
  • Head Diameter: 2.055"
  • Stem Diameter: .3415"
    		• $21.99
      660-11846-1 Severe Duty Valve
  • Type: Intake
  • Length: +.100"
  • Head Diameter: 2.055"
  • Stem Diameter: .3415"
    		• $26.99
      660-11818-1 Severe Duty Valve
  • Type: Intake
  • Length: Standard
  • Head Diameter: 2.080"
  • Stem Diameter: .3415"
    		• $26.99
      660-11844-1 Severe Duty Valve
  • Type: Intake
  • Length: +.100"
  • Head Diameter: 2.080"
  • Stem Diameter: .3415"
    		• $26.99
      660-11543-1 Severe Duty Valve
  • Type: Exhaust
  • Length: Standard
  • Head Diameter: 1.600"
  • Stem Diameter: .3415"
    		• $26.99
      660-11539-1 Severe Duty Valve
  • Type: Exhaust
  • Length: +.100"
  • Head Diameter: 1.600"
  • Stem Diameter: .3415"
    		• $26.99
      660-11541-1 Severe Duty Valve
  • Type: Exhaust
  • Length: Standard
  • Head Diameter: 1.625"
  • Stem Diameter: .3415"
    		• $21.99
      660-11537-1 Severe Duty Valve
  • Type: Exhaust
  • Length: +.100"
  • Head Diameter: 1.625"
  • Stem Diameter: .3415"
    		• $26.99
    BB-Chevy with 3/8" stem
      660-10714-1 Street Flo Valve
  • Type: Intake
  • Length: Standard
  • Head Diameter: 2.065"
  • Stem Diameter: .3715"
    		• $13.99
      660-10728-1 Street Flo Valve
  • Type: Intake
  • Length: Standard
  • Head Diameter: 2.190"
  • Stem Diameter: .3715"
    		• $13.99
      660-10726-1 Street Flo Valve
  • Type: Intake
  • Length: Standard
  • Head Diameter: 2.250"
  • Stem Diameter: .3715"
    		• $11.99
      660-10717-1 Street Flo Valve
  • Type: Exhaust
  • Length: Standard
  • Head Diameter: 1.725"
  • Stem Diameter: .3715"
    		• $13.99
      660-10727-1 Street Flo Valve
  • Type: Exhaust
  • Length: Standard
  • Head Diameter: 1.880"
  • Stem Diameter: .3715"
    		• $13.99
      660-11514-1 Race Flo Valve
  • Type: Intake
  • Length: Standard
  • Head Diameter: 2.065"
  • Stem Diameter: .3715"
    		• $16.99
      660-11528-1 Race Flo Valve
  • Type: Intake
  • Length: Standard
  • Head Diameter: 2.190"
  • Stem Diameter: .3715"
    		• $16.99
      660-11526-1 Race Flo Valve
  • Type: Intake
  • Length: Standard
  • Head Diameter: 2.250"
  • Stem Diameter: .3715"
    		• $16.99
      660-11517-1 Race Flo Valve
  • Type: Exhaust
  • Length: Standard
  • Head Diameter: 1.725"
  • Stem Diameter: .3715"
    		• $16.99
      660-11527-1 Race Flo Valve
  • Type: Exhaust
  • Length: Standard
  • Head Diameter: 1.880"
  • Stem Diameter: .3715"
    		• $16.99
      660-11832-1 Pro Flo Valve
  • Type: Intake
  • Length: Standard
  • Head Diameter: 2.190"
  • Stem Diameter: .3720"
    		• $22.99
      660-11831-1 Pro Flo Valve
  • Type: Exhaust
  • Length: Standard
  • Head Diameter: 1.880"
  • Stem Diameter: .3715"
    		• $22.99
      660-11520-1 Severe Duty Valve
  • Type: Intake
  • Length: Standard
  • Head Diameter: 2.190"
  • Stem Diameter: .3720"
    		• $26.99
      660-11538-1 Severe Duty Valve
  • Type: Intake
  • Length: +.100"
  • Head Diameter: 2.190"
  • Stem Diameter: .3720"
    		• $21.99