Intake Valve Marine Motor 20 Hour Test

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Before 20 Hour Test

Dirty Valve Before PetrolFusion

Type: Mercruiser, Chevrolet Small Block 350 1992 Intake Valve

Date: 6/4/2011  Hobbs- 3162.4 hours / Motor oil- 10w40

*Before adding PetrolFusion fuel additive to 87 octane gasoline.

Note: All fuel tested is from same supplier and from one tank.[/one_half][one_half last]

After 20 Hour Test

Clean Valve After PetrolFusion

Type: Mercruiser, Chevrolet Small Block 350 1992 Intake Valve

Date 7/13/2011  Hobbs- 3182.6 hours / Motor oil- 10w40

*After adding PetrolFusion fuel additive to 87 octane gasoline.

Note: All fuel to be tested is from same supplier and from one tank.

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