Dual Engine corrosion x Tiers

Tier 1 (Dual)

Example Aircraft:

  • Cessna 310

  • Piper PA-23 Apache & Aztec/30 & 39 Twin Commanche/44 Seminole

Tier 2 (DuAl)

Example Aircraft:

  • Piper PA-34 Seneca

Tier 3 (DuAl)

Example Aircraft:

  • Beechcraft 50 Twin Bonanza/55 Baron/76 Duchess/95 Travel Air

  • Cessna 320

TIER 4 (DUAL)

Example Aircraft:

  • Beechcraft 56/58 Baron

  • Cessna 337

Tier 5 (Dual)

Example Aircraft:

  • Piper PA-31 Navajo

Tier 6 (DuAl)

Example Aircraft:

  • Beechcraft 60 Duke/65 Queen Air

  • Cessna 340/401, 402 & 404/411/414

  • Piper PA-600 Aerostar

 

Tier 7 (Dual)

Example Aircraft:

  • Cessna 421 Golden Eagle/441 Conquest

  • Piper PA-31-325 Navajo & 350 Chieftain