* To purchase individually, substitute -1 for the -8 suffix in part number.
Budget Replacement Valves %HWWHUWKDQVWRFNYDOYHV¿WWKHKREE\UDFHU¶VEXGJHW 2ULJLQDOHTXLSPHQWW\SHXQGHUKHDGGHVLJQDQG¿QLVKHV Valves are sold in sets of eight.* Part No. Type Size Stem Installed Height Small Block Chevrolet 262-400 MAN10077-8 Exhaust 1.500" .3415" Stock MAN10649-8 Exhaust 1.600" .3415" Stock MAN10476-8 Intake 1.940" .3415" Stock MAN10650-8 Intake 2.020" .3415" Stock Budget Performance Valves Fully-machined swirl polished valves include chrome stems and hard tips. A top-of-the-line valve for the val- ue-conscious engine builder. Stock and +.100" lengths available. Sold in sets of eight.* Part No. Type Size Stem Installed Height Small Block Chevrolet 262-400 MAN10577-8 Exhaust 1.500" .3415" Stock MAN10549-8 Exhaust 1.600" .3415" Stock MAN10551-8 Exhaust 1.600" .3415" .100" Longer MAN10576-8 Intake 1.940" .3415" Stock MAN10550-8 Intake 2.020" .3415" Stock MAN10552-8 Intake 2.020" .3415" .100" Longer MAN10554-8 Intake 2.055" .3415" Stock MAN10556-8 Intake 2.055" .3415" .100" Longer Street Master Valves Straight-stemmed XH-424 stainless exhaust valves and NK-841 stainless intake valves have chrome stems, hard tips, swirl-polished underhead areas, and fully machined combustion faces. Street Master valves are an excellent choice for mild performance engines. Sold in sets of eight.* Part No. Type Size Stem Installed Height Small Block Chevrolet 262-400 MAN10777-8 Exhaust 1.500" .3415" Stock MAN10749-8 Exhaust 1.600" .3415" Stock MAN10776-8 Intake 1.940" .3415" Stock MAN10750-8 Intake 2.020" .3415" Stock Street Flo Valves Made with the same quality materials as the Street Master, but with “Pro-Flo” underhead design. Sold in sets of eight.* Part No. Type Size Stem Installed Height Small Block Chevrolet 262-400 MAN10721-8 Exhaust 1.500" .3415" Stock MAN10765-8 Exhaust 1.600" .3415" Stock MAN10766-8 Intake 2.020" .3415" Stock Small Block Ford 289-351W MAN10775-8 Exhaust 1.550" .3415" Stock MAN10778-8 Intake 1.850" .3420" Stock
Race Flo Valves Race Flo valves have been necked down in the port area to HQKDQFHÀRZ([KDXVWYDOYHVDUH;+VWDLQOHVVVWHHOZKLOH intake valves are NK-842 stainless steel. Valve stems are fully chromed with hardened tips. Valves are swirl polished and fully machined. Sold in sets of eight.* Part No. Type Size Stem Installed Height Small Block Chevrolet 262-400 MAN11521-8 Exhaust 1.500" .3415" Stock MAN11501-8 Exhaust 1.560" .3415" Stock MAN11565-8 Exhaust 1.600" .3415" Stock MAN11545-8 Exhaust 1.600" .3415" .100" Longer MAN11522-8 Intake 1.940" .3415" Stock MAN11500-8 Intake 2.000" .3415" Stock MAN11566-8 Intake 2.020" .3415" Stock MAN11568-8 Intake 2.055" .3415" Stock MAN11546-8 Intake 2.055" .3415" .100" Longer MAN11560-8 Intake 2.080" .3415" .100" Longer Small Block Ford 289-351W MAN11523-8 Exhaust 1.465" .3415" Stock MAN11531-8 † Exhaust 1.600" .3415" Stock MAN11578-8 Intake 1.850" .3420" Stock MAN11566-8 † Intake 2.020" .3415" Stock † Ford valves with .250" tips must use non-rail type stock rockers or roller rockers. Race Master Valves Manley’s Race Master valves have straight, fully chromed stems and hardened tips. Valves are thoroughly machined and swirl polished. Intake valves are made of NK-842 stainless steel and exhaust valves are XH-426 stainless steel. Sold in sets of eight (unless noted).* Part No. Type Size Stem Installed Height Small Block Chevrolet 262-400 MAN11861-8 Exhaust 1.500" .3415" Stock MAN11863-8 Exhaust 1.600" .3415" Stock MAN11877-8 Exhaust 1.600" .3415" .100" Longer MAN11860-8 Intake 1.940" .3415" Stock MAN11864-8 Intake 2.020" .3415" Stock MAN11318-8 Intake 2.020" .3415" .100" Longer MAN11806-8 Intake 2.055" .3415" Stock MAN11810-8 Intake 2.055" .3415" .100" Longer MAN11808-8 Intake 2.080" .3415" Stock MAN11812-8 Intake 2.080" .3415" .100" Longer Small Block Chevy Gen. III LS1/LS2 (LS6 Head) MAN11361-8 Exhaust 1.550" .3136" Stock MAN11360-8 Intake 2.000" .3136" Stock MAN11362-8 Intake 2.020" .3136" Stock Small Block Chevy Gen. III LS3/L99 (L92 Head) MAN11621-8 Exhaust 1.590" .3136" Stock MAN11620-8 Intake 2.165" .3133" Stock Small Block Chevy Gen. IV LS7 MAN11689-8 Exhaust 1.615" .3136" Stock Ford 2300cc 4-Cylinder MAN11793-4 † Exhaust 1.590" .3415" Stock MAN11792-4 † Intake 1.890" .3415" Stock † Finished valves for “Esslinger” flat tappet applications. Severe-Duty “Pro-Flo” Valves Severe-Duty “Pro-Flo” valves have many features of the Race-Flo line, but are made of severe-duty material. Exhaust valves are made from XH-428 stainless steel and intake valves are made from NK-844 stainless steel. Valve stems are fully chromed with hardened tips. “Pro- )OR´GHVLJQRIIHUVDQLQFUHDVHLQÀRZXSWRRYHU other popular designs. Valves are swirl polished and fully machined. Sold in sets of eight.* Part No. Type Size Stem Installed Height Small Block Chevrolet 262-400
MAN11823-8 Exhaust 1.600" .3415" .100" Longer MAN11824-8 Intake 2.055" .3415" .100" Longer MAN11772-8 Intake 2.080" .3415" .100" Longer
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CIRCLE TRACK 2021-22
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