Cometic Extreme Sealing Technology (EST) Complete Gasket Set - C9171
Every gasket in these kits uses the best materials possible for its intended application
Head gaskets are Multi-Layer Steel (MLS)
Base gaskets are viton-coated steel
Stem seals are blue viton
Exhaust gaskets are race-style Aluminum Foam Material (AFM)
Complete kits include motor gasket kit plus primary, derby and inspection cover gaskets

NOTE: For models listed with standard bore


Included Items:
(2) Exhaust gaskets

(1) Primary cover gasket

(2) Cylinder head gaskets

(2) Upper rocker cover gaskets

(2) Lower rocker cover gaskets

(4) Breather cover gaskets

(2) Lifter cover gaskets

(1) Primary housing gasket

(1) Service door gasket

(1) Cam cover gasket

(1) Filter element gasket

(1) Backplate gasket

(2) Valve seat inserts

(43) O-rings

(2) Umbrella seals

(2) Breather filter elements

(4) Valve seals

(1) Plug

(1) Fiber washer

(1) 30 X 52 X 7 Seal

(1) Rubber collar

(1) 42 X 61 X 12 Seal

Instructions