A Modification For Cessna 310 (Models I through Q)

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The Colemill Executive II conversion for the Cessna 310 improves performance greatly. New, or factory remanufactured, IO-550E 300 horsepower engines are installed on your aircraft boosting almost all performance numbers far above those obtainable with the original stock engines.

• Cruise at 200 Knots
• Single-engine service ceiling raised to 10,000 feet
• Single-engine climb raised to 400 fpm
• Increased safety
• Quieter operation
• Higher resale value

Your Executive II conversion includes...

• Continental IO550, 300 horsepower engines with belt-driven alternators or generators
• Vacuum pumps, starters, generators or alternators
• New lord mounts, fuel and oil hoses

Conversion prices include repairing or replacing rubber baffling.
Conversion prices do not include: repairing metal baffling, airboxes, or exhaust system, fuel costs for test flying.