Cylinder Head
part # model applied date qty interchange superceded
from to newer former
INSERT-VALVE EXHAUST (STD)
11099-N6800 L20B 4 Yes Yes 11099-P5000
11099-P5000 L20B 4
INSERT-VALVE EXHAUST(0.5 OVER SIZE)
11099-N6810 L20B 4 Yes Yes 11099-P5010
11099-P5010 L20B 4