Item #	Part #	Description
1	0454023-4	Riser RF Cyl #1
2	0454023-2	Riser LR Cyl #2
3	0454023-3	Riser LF Cyl #3
4	0454023-1	Riser RF Cyl #4
5	0454009-6	Muffler
6*	0454010-9	Muffler Shroud
7*	1555014-2	Riser Clamp Half (requires two per connection)
8*	2-hole Lycoming 77611	Exhaust Gasket