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Manley Racemaster Series Valves
Manley valves have set the standard for excellence in quality, material and design in the performance world for four decades. Manufactured from proven Race Master materials, Manley valves feature chrome stems, hard tips, fully machined surfaces and swirl polished radii. Many applications are Pro Flow design for maximum air flow. For extreme conditions, XtremeAlloy material comes standard for exhaust valves.
XH-426 Stainless Exhaust Material
NK-842 Stainless Intake Material
Improved flow with "Pro Flow" Intake Underheads
Chrome Stems, Swirl Polished and Fully Machined
Toyota Supra: Sets of 12
Toyota MR2: Sets of 8
Honda/Acura: Sets of 8
VW: Sets of 4
Denotes both of these exhaust valves feature a 1mm stem diameter reduction in the keeper groove area to allow the use of the same valve springs, retainers and locks as the intake valves.
View All Acura Integra Valves Acura Integra Price Clearance (1992-2000) GSR DOHC VTEC (Exh: 28.5mm Head Diameter, 25 x 11/32" Underhead Angle/Radius) $174.80 GSR DOHC VTEC (Exh: 28mm Head Diameter, 25 x 11/32" Underhead Angle/Radius) $174.80 GSR DOHC VTEC (Exh: 29mm Head Diameter, 25 x 11/32" Underhead Angle/Radius) $174.80 GSR DOHC VTEC (Int: 33.5mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius) $174.80 GSR DOHC VTEC (Int: 33mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius) $174.80 GSR DOHC VTEC (Int: 34mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius) $174.80 View All Honda Accord Valves Honda Accord Price Clearance (1994-1997) 2.2L SOHC VTEC (Exh: 29mm Head Diameter, 25 x 11/32" Underhead Angle/Radius) $174.80 2.2L SOHC VTEC (Exh: 30mm Head Diameter, 25 x 11/32" Underhead Angle/Radius) $174.80 2.2L SOHC VTEC (Int: 34mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius) $174.80 2.2L SOHC VTEC (Int: 35mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius) $174.80 View All Honda Civic Valves Honda Civic Price Clearance (1988-1991) SI 1.6L SOHC (Exh: 25mm Head Diameter, 25 x 11/32" Underhead Angle/Radius) $174.80 SI 1.6L SOHC (Exh: 26mm Head Diameter, 25 x 11/32" Underhead Angle/Radius) $174.80 SI 1.6L SOHC (Int: 29mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius) $174.80 SI 1.6L SOHC (Int: 30mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius) $174.80 (1992-2000) 1.6L SOHC (Exh: 26mm Head Diameter, 25 x 11/32" Underhead Angle/Radius) $174.80 1.6L SOHC (Exh: 27mm Head Diameter, 25 x 11/32" Underhead Angle/Radius) $174.80 1.6L SOHC (Int: 30mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius) $174.80 1.6L SOHC (Int: 31mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius) $174.80 (1994-1997) SI 1.6L DOHC VTEC (Exh: 28.5mm Head Diameter, 25 x 11/32" Underhead Angle/Radius) $174.80 SI 1.6L DOHC VTEC (Exh: 28mm Head Diameter, 25 x 11/32" Underhead Angle/Radius) $174.80 SI 1.6L DOHC VTEC (Exh: 29mm Head Diameter, 25 x 11/32" Underhead Angle/Radius) $174.80 SI 1.6L DOHC VTEC (Int: 33.5mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius) $174.80 SI 1.6L DOHC VTEC (Int: 33mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius) $174.80 SI 1.6L DOHC VTEC (Int: 34mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius) $174.80 View All Honda Civic Del Sol Valves Honda Civic Del Sol Price Clearance SI 1.6L DOHC VTEC (Exh: 28.5mm Head Diameter, 25 x 11/32" Underhead Angle/Radius) $174.80 SI 1.6L DOHC VTEC (Exh: 28mm Head Diameter, 25 x 11/32" Underhead Angle/Radius) $174.80 SI 1.6L DOHC VTEC (Exh: 29mm Head Diameter, 25 x 11/32" Underhead Angle/Radius) $174.80 SI 1.6L DOHC VTEC (Int: 33.5mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius) $174.80 SI 1.6L DOHC VTEC (Int: 33mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius) $174.80 SI 1.6L DOHC VTEC (Int: 34mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius) $174.80 View All Honda CRX Valves Honda CRX Price Clearance (1988-1991) SI 1.6L SOHC (Exh: 25mm Head Diameter, 25 x 11/32" Underhead Angle/Radius) $174.80 SI 1.6L SOHC (Exh: 26mm Head Diameter, 25 x 11/32" Underhead Angle/Radius) $174.80 SI 1.6L SOHC (Int: 29mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius) $174.80 SI 1.6L SOHC (Int: 30mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius) $174.80 View All Honda Prelude Valves Honda Prelude Price Clearance (1992-2000) H22A1-A4 - (Exh: 30mm Head Diameter, 25 x 11/32" Underhead Angle/Radius) $174.80 H22A1-A4 - (Exh: 31mm Head Diameter, 25 x 11/32" Underhead Angle/Radius) $174.80 $140.10 H22A1-A4 - (Int: 35mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius) $174.80 H22A1-A4 - (Int: 36mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius) $174.80 View All Mazda Miata Valves Mazda Miata Price Clearance (1990-1999) 1.8L DOHC (Exh: 28mm Head Diameter, 25 x 11/32" Underhead Angle/Radius) $174.80 1.8L DOHC (Exh: 29mm Head Diameter, 25 x 11/32" Underhead Angle/Radius) $174.80 1.8L DOHC (Int: 33mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius) $174.80 1.8L DOHC (Int: 34mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius) $174.80 View All Toyota MR2 Valves Toyota MR2 Price Clearance (1990-1995) 2.0L DOHC (Exh: 29mm Head Diameter, 25 x 11/32" Underhead Angle/Radius) $174.80 (1990-1999) 2.0L DOHC (Exh: 30mm Head Diameter, 25 x 11/32" Underhead Angle/Radius) $174.80 2.0L DOHC (Int: 33.5mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius) $174.80 2.0L DOHC (Int: 34.5mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius) $174.80 View All Toyota Supra Valves Toyota Supra Price Clearance (1986-1992) 7M - Exh: 27.5mm Head Diameter, 25 x 11/32" Underhead Angle/Radius $262.20 7M - Exh: 28.5mm Head Diameter, 25 x 11/32" Underhead Angle/Radius $262.20 7M - Int: 32mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius $262.20 7M - Int: 33mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius $262.20 (1993-1998) 2JZ - Exh: 29mm Head Diameter, 25 x 11/32" Underhead Angle/Radius $262.20 2JZ - Exh: 30mm Head Diameter, 25 x 11/32" Underhead Angle/Radius $262.20 2JZ - Int: 33.6mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius $262.20 2JZ - Int: 34.6mm Head Diameter, Pro Flow 22 x 5/16" Underhead Angle/Radius $262.20 Manley Racemaster Series Valve Reviews
(1 of 10) 1 Review Rating Date Model Review 1 10/13/2010 Miata Become useless
Dimension Stem
Hutoshi Sugi
Too short
Parts Available: 11375-8, 11373-8, 11377-8, 11374-8, 11372-8, 11376-8, 11371-8, 11379-8, 11370-8, 11378-8, 11383-8, 11385-8, 11384-8, 11386-8, 11367-8, 11369-8, 11366-8, 11368-8, 11375-8, 11373-8, 11377-8, 11374-8, 11372-8, 11376-8, 11375-8, 11373-8, 11377-8, 11374-8, 11372-8, 11376-8, 11383-8, 11385-8, 11384-8, 11386-8, 11393-8, 11395-8, 11394-8, 11396-8, 11101-8, 11103-8, 11102-8, 11104-8, 11115-8, 11117-8, 11116-8, 11118-8, 11119-12, 11121-12, 11120-12, 11122-12, 11123-12, 11125-12, 11124-12, 11126-12