Page 198 - 2018 Racecar Engineering Engine Parts and Accessories Catalog

STREET PERFORMANCE/COMPETITION VALVES

Chevrolet LS Series
Ferrea
Part No. Description Diameter Length Qty.
LS1/LS6 6000 Series Competition Valves
Exhaust Valves
FERF6232-8 Comp 6000/LS1 Corvette, 5/16" 1.550" 4.915" 8
FERF6233-8 Comp 6000/LS1 Corvette, 5/16" Super Flo 1.600" 4.915" 8
FERF6235-1 Comp 6000/LS3, 5/16" 24 Deg. Tulip Super Flo 1.600" 4.915" 8
FERF6267-8 Comp 6000/LS1, 5/16" 1.600" 5.015" 8
Intake Valves
FERF6230-8 Comp 6000/LS1 Corvette, 5/16" 2.000" 4.900" 8
FERF6231-8 Comp 6000/LS1 Corvette, 5/16" Super Flo 2.020" 4.900" 8
FERF6234-8 Comp 6000/LS1 Corvette, 5/16" 2.055" 4.900" 8
FERF6268-8 Comp 6000/LS1, 5/16" 2.080" 5.000" 8
Exhaust Valves
FERF1892P-8 Comp Plus, 24 Deg. Turbo -.313" 1.600" 4.915" 8
FERF1894P-8 Comp Plus, 15 Deg. Turbo -.313" 1.550" 4.915" 8
LS3 6000 Series Competition Valves
Exhaust Valves
FERF6235-1 Comp 6000/LS3, 5/16" 24 Deg. Tulip Super Flo 1.600" 4.915" 8
Intake Valves
FERF6279-8 Comp 6000/LS3, 5/16" Super Flo 2.165" 4.900" 8
LS7 Competition Plus
Exhaust Valves
FERF1597P-8 Comp Plus, 24 Deg. Turbo, .310" 1.615" 5.227" 8
FERF1598P-8 Comp Plus, 15 Deg. Turbo, .310" 1.615" 5.227" 8
Intake Valves
FERF2014P-8 Comp Plus, Hollow Stem Backcut Special Alloy, .3135" 2.200" 5.180" 8
L92 Competition Plus
Intake Valves
FERF2010P-8 Comp Plus, Hollow Stem Backcut Special Alloy, .3135" 2.200" 5.180" 8
Note: Most of the above valves are available each. Simply replace -8 with a -1 for a single valve.

Manley
Part No. Description Diameter Length Qty.
LS1/LS2/LS6 GEN III Race Master And Pro Flow
Exhaust Valves
MAN11361-8 Race Master, .3136" 1.550" 4.923" 8
MAN11363-8 Race Master, 5/16" 1.575" 4.923" 8
MAN11621-8 Pro Flo, .3133" 1.590" 4.923" 8
MAN11365-8 Race Master, 5/16" 1.600" 4.923" 8
Intake Valves
MAN11360-8 Race Flo, 5/16" 2.000" 4.874" 8
MAN11362-8 Race Master, 5/16" 2.020" 4.874" 8
MAN11620-8 Pro Flo, .3133" 2.165" 4.900" 8
LS3 Severe Duty And Extreme Duty
Exhaust Valves
MAN11661-8 Severe Duty Pro Flo, .3136" 1.590" 4.923" 8
Intake Valves
MAN11686-8 Severe Duty Pro Flo, .3133" 2.165" 4.900" 8
LS7
Exhaust Valves
MAN11679-8 Severe Duty Pro Flo, .3136" 1.610" 5.230" 8
MAN11687-8 Extreme Duty, .3136" 1.610" 5.230" 8
Intake Valves
MAN11688-8 Severe Duty Pro Flo, .3136" 2.205" 5.200" 8
Note: Most of the above valves are available each. Simply replace -8 with a -1 for a single valve.
2018 ENGINE BUILDER CATALOG 197