Cylinder Head, Rocker Cover & Thermostat L24, L26 (To Nov.-'74)
part # model applied date qty interchange superceded
from to newer former
INSERT-VALVE EXHAUST
11099-21011 L24 6
11099-A8610 L24 6 No No 11099-21011
11099-P0310 L24,L26 7307 6 Yes Yes 11099-A8610
11099-Y4010 L24,L26 7307 6 Yes Yes 11099-P0310
11099-P5000 L26 7308 6 No No 11099-P0310
11099-P5010 L26 7308 6