Page 454 - 2017 Racecar Engineering Circle Track Parts and Accessories Catalog

* To purchase individually substitute
-1 for the -8 suffix in part number.

BUDGET REPLACEMENT VALVES RACE FLO VALVES
Better-than-stock valves fit the hobby racer’s budget. Original Race Flo valves have been necked down in the port area to enhance flow.
equipment-type under head design and finishes. Valves are sold in Exhaust valves are XH-426 stainless steel while intake valves are NK-842
sets of eight.* stainless steel. Valve stems are fully chromed with hardened tips. Valves are
Installed swirl polished, fully machined. Sold in sets of eight.*
Part No. Type Size Stem Height Installed
Small Block Chevrolet 262-400 Part No. Type Size Stem Height
MAN10077-8 Exhaust 1.500" .3415" Stock Small Block Chevrolet 262-400
MAN10649-8 Exhaust 1.600" .3415" Stock MAN11521-8 Exhaust 1.500" .3415" Stock
MAN11501-8
1.560" .3415"
Stock
Exhaust
MAN10476-8 Intake 1.940" .3415" Stock MAN11565-8 Exhaust 1.600" .3415" Stock
MAN10650-8 Intake 2.020" .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
BUDGET PERFORMANCE VALVES MAN11523-8 Exhaust 1.465" .3415" Stock
Fully machined, swirl polished valves include chrome stems and MAN11575-8 Exhaust 1.550" .3415" Stock
hard tips. A top-of-the-line valve for the value conscious engine MAN11531-8 † Exhaust 1.600" .3415" Stock
builder. Stock and +.100" lengths available. Sold in sets of eight.* MAN11889-8 Exhaust 1.600" .3415" Stock
MAN11578-8 Intake 1.850" .3420" Stock
Installed †
Part No. Type Size Stem Height MAN11566-8 Intake 2.020" .3415" Stock
Small Block Chevrolet 262-400 † Ford valves with .250" tips must use non-rail type stock rockers or
roller rockers.
MAN10577-8 Exhaust 1.500" .3415" Stock
MAN10549-8 Exhaust 1.600" .3415" Stock
MAN10551-8 Exhaust 1.600" .3415" .100" Longer RACE MASTER VALVES
MAN10576-8 Intake 1.940" .3415" Stock Manley’s Race Master valves have straight, fully chromed stems and hard-
MAN10550-8 Intake 2.020" .3415" Stock ened tips. Valves are thoroughly machined and swirl polished. Intake valves are
MAN10552-8 Intake 2.020" .3415" .100" Longer made of NK-842 stainless steel and exhaust valves are XH-426 stainless steel.
Sold in sets of eight (unless noted).*
MAN10554-8 Intake 2.055" .3415" Stock
MAN10556-8 Intake 2.055" .3415" .100" Longer Part No. Type Size Stem Installed
Height
Small Block Chevrolet 262-400
MAN11861-8 Exhaust 1.500" .3415" Stock
STREET MASTER VALVES MAN11863-8 Exhaust 1.600" .3415" Stock
MAN11877-8
1.600" .3415" .100" Longer
Exhaust
Straight stemmed XH-424 stainless exhaust valves and NK-841 MAN11860-8 Intake 1.940" .3415" Stock
stainless intake valves have chrome stems, hard tips, swirl-polished MAN11864-8 Intake 2.020" .3415" Stock
under head areas, and fully machined combustion faces. Street MAN11318-8 Intake 2.020" .3415" .100" Longer
Master valves are an excellent choice for mild performance engines. MAN11806-8 Intake 2.055" .3415" Stock
Sold in sets of eight.* MAN11810-8 Intake 2.055" .3415" .100" Longer
Installed MAN11808-8 Intake 2.080" .3415" Stock
Part No. Type Size Stem Height MAN11812-8 Intake 2.080" .3415" .100" Longer
Small Block Chevrolet 262-400 Ford 2300cc 4-Cylinder
MAN10777-8 Exhaust 1.500" .3415" Stock MAN11793-4 † Exhaust 1.590" .3415" Stock
MAN10749-8 Exhaust 1.600" .3415" Stock MAN11792-4 † Intake 1.890" .3415" Stock
MAN10776-8 Intake 1.940" .3415" Stock † Finished valves for “Esslinger” flat tappet applications.
MAN10750-8 Intake 2.020" .3415" Stock
SEVERE DUTY “PRO-FLO” VALVES
Severe Duty “Pro-Flo” valves have many features of the Race-Flo
STREET FLO VALVES line, but are made of severe duty material. Exhaust valves are made
Made with the same quality materials as the Street Master, but from XH-428 stainless steel and intake valves are made from NK-844
with “Pro-Flo” under head design. Sold in sets of eight.* stainless steel. Valve stems are fully chromed with hardened tips.
“Pro-Flo” design offers an increase in flow up to 40% over other
Installed
Part No. Type Size Stem Height popular designs. Valves are swirl polished and fully machined. Sold in
Small Block Chevrolet 262-400 sets of eight.*
MAN10721-8 Exhaust 1.500" .3415" Stock Installed
Size
Stem
Type
Part No.
MAN10765-8 Exhaust 1.600" .3415" Stock Small Block Chevrolet 262-400 Height
MAN10766-8 Intake 2.020" .3415" Stock MAN11823-8 Exhaust 1.600" .3415" .100" Longer
Small Block Ford 289-351W MAN11824-8 Intake 2.055" .3415" .100" Longer
MAN10775-8 Exhaust 1.550" .3415" Stock MAN11772-8 Intake 2.080" .3415" .100" Longer
MAN10778-8 Intake 1.850" .3420" Stock

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