NOTE
Lubricate parts with SCREAMIN’ EAGLE ASSEMBLY LUBE during assembly.
1. See Figure 3-117. Apply a very thin film of SCREAMIN’ EAGLE ASSEMBLY LUBE to new scavenge port stub O-ring (6). Install O-ring on scavenge port stub of oil pump housing.
2. Slide oil pump housing (5) onto crankshaft while fitting O- ring on scavenge port stub into crankcase bore.
a. Firmly push on scavenge port stub with thumb to verify that it is snug in bore.
b. Inspect O-ring to verify that it is not pinched or distorted.
3. Assemble the wide gerotor set (4). Install on the crankshaft until it bottoms in the oil pump housing.
4. Install inside separator plate (2) on the crankshaft until it contacts the wide gerotor set (4). Install wave washer (3) and outside separator plate (2).
5. Assemble the narrow gerotor set (1). Install on the crankshaft until it contacts the outside separator plate (2).
6. See Figure 3-118. Apply a very thin film of SCREAMIN’ EAGLE ASSEMBLY LUBE to new O-ring (3) for crankcase post. Install new O-ring in groove on crankcase post.
7. Complete engine assembly. See 3.26 CAM COMPARTMENT AND COMPONENTS and 3.25 TOP END OVERHAUL: ASSEMBLY.
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