1983 Ski-Doo Shop Manual, Page 86Get this manual
SECTION 02 ENGINE SUB-SECTION 05 (503 ENGINE TYPE)
ASSEMBLY
Install intake manifold as per the following illustration
(Blizzard 5500 MX model)This portion towards top of cylinder
cylinder andor cylinder head installation, use
PIN 420876 171 aligning tool (or exhaust manifold) to