7505 Karl May Drive • Waco Regional Airport • P.O. Box 5219 • Waco, TX 76708
Phone: (254) 752-8381 • Fax: (254) 752-3307 • www.ramaircraft.com


ENGINES • PARTS • PROPELLERS • ACCESSORIES • STC'S
 
17 - CUSTOMER SERVICE
23 - CONTACT INFORMATION
24 - Privacy Policy
Cessna 421C [ 1981 - 1985 ] [ S/N 1001 - 1807 ]
RAM Overhaul & Improvement Package ( R.O.I. )
Two Engines - OHE CMI GTSIO-520-N
  • Horsepower - 375 hp
  • TBO - 1600 hrs.
  • Cylinders - NE
    [ RAM Nickel New Cylinder Package ]
  • Crankcase - heavy style case - OHE
    [ with 7th studs on cylinder bases ]
  • Crankshaft - OHE
  • Camshaft - NE
  • Propeller shaft, quill shaft,
    and reduction gear - OHE
  • Starter and starter drive - OHE
  • CMI/Bendix Magnetos - OHE
    [ non pressurized ]
  • Spark plugs - new
  • Magneto harness - Champion - new
  • Fuel injection system - OHE
  • Turbocharger - OHE
  • Turbo controller - OHE
  • Overboost relief valve - OHE
  • Intercooler - exchange
    [ inspect and repair ]
  • Induction couplings - new
  • Air filter - RAM - new
  • Metal baffles - exchange
    [ refurbished and painted ]
  • Baffle Seals - new
    [ RAM SureStand red silicone rubber ]
  • Oil cooler: Flushed and inspected - exchange
  • Precision balance - exchange
    [ crankshaft and rod sets ]
  • Core Return Policy - See:
    RAM Exchange Core Policy Below.
  • Also see:
    RAM Value Options & Compliance Items


OHE = Overhauled Exchange
NE = New Exchange - OEM or PMA
New = New Outright - OEM or PMA
New Items = Subject to test time,
ferry time and inventory time.

Installation Parts - Included
  • Wastegates and actuators - RAM - OHE
  • Engine shock mounts - new
  • Induction ducts - turbo outlet and inlet - new
  • Exhaust slip-joints - PMA - new
  • Air / oil separator - inspected and repaired - exchange
  • Coupler - turbo to throttle body - new
  • Right hand prop cable - PMA - new
  • Primary fuel & oil and hydraulic landing gear hose kits - heavy duty - Teflon™ - new
Upgrade Kit - Included - 421C
  • Propellers - Select a propeller option: 1, 2 or 3
  • Governors - McCauley MC-1 - exchange
  • Propeller Synchrophaser - RAM RPS2000 - [ DER approved ] - new
  • Shadin Digiflo-L Electronic Fuel Management
    [ without RAM connecting the avionics interface ] - new
  • EGT gauge range marked - new [ with probes - new ] [ Leads as required. ]
  • 3-in-1 engine gauges - check calibration and range mark
  • Serviceable ( non TAS ) Airspeed Indicators - remarked
    [ if TAS currently installed - consult RAM representative. ]
  • RAM STC - Cruise climb @ 35" MP / 1900 rpm
    MP - check calibration and range mark
  • Gross Weight Increase STC and Flight Manual Supplement
    [ + 110 lbs. Useful load ] [ GW to 7,560 lbs. ] [ Ramp Wt. to 7,610 lbs. ]
RAM Overhauled Engine TBO Warranty
100% Engine and accessories, for the 1st year, or 500-hrs, whichever occurs first.
Thereafter, the engine only is warranted on a prorata basis to TBO at RAM’s reduced minimum accrual rate of only 30 hours per month, thus extending coverage over four years. For complete details go to www.ramaircraft.com/ramtbowarranty
Exchange Core Policy: Engine, crankcase, crankshaft, internal gears, exhaust, accessories, propeller, governor, and hardware items are only sold on an exchange basis, based upon the customer's exchange of like type and normal runout cores as removed from subject aircraft, and serviceable to RAM's overhaul specifications. Cores should be returned within 30 days of RAM OHE engine shipment, or immediately with a RAM installation. Non-serviceable core fees will be due and payable to RAM.
Optional Parts and Engine Installation Items
  • New 100 amp Alternator Package: Hartzell Engine Technologies ALV9610 with nut, thrust washer, cotter key, and New PMA Alternator clutch. When purchased with
    an engine RAM will install for no additional cost. (Retail $2,071) Only when purchased with a RAM engine: $1,199 each - Exchange
  • Cooling Shroud Kit for dry vacuum pump - New: $55 each
Installation and Set-up
  • Each aircraft receives a detailed preflight and flight inspection to
    ensure airworthiness and to document performance of instruments, flight
    controls, landing gear, accessories, lights, and avionics.
  • Discrepancies are brought to customer’s attention. Unairworthy items must
    be repaired at customer’s expense during RAM proceedings in order for RAM
    to set up, fly, and deliver the finished product.
  • Old engines are removed. Engine beds are cleaned. Mount structures are
    inspected and corrosion treated. Four hours labor per engine is standard.
  • Due to its tendency to contaminate the engine oil supply, if installed, the
    propeller unfeathering accumulators will be disabled unless optionally
    replaced with a newer unit. OHE: $875 / each
  • Applicable RAM R.O.I. Installation Parts and Upgrade Kit are installed.
  • Engines installed & setup, involving multiple flights and fuel.
  • Aircraft washed. Interior cleaned prior to delivery and customer acceptance.
  • Remove, clean, and reinstall the air/oil separator on all 421C and late model 421B (after serial number 500).

Cessna 421C [ 1981 - 1985 ] [ S/N 1001 - 1807 ]
Three Complete RAM ( R.O.I. ) Packages
Installed at RAM - exchange

  • RAM OHE CMI GTSIO-520-N engines
  • Installation Parts - Included
  • Installation and Set-up
  • Governors - McCauley MC-1 - exchange* ( *See Governors above. )
  • Propellers - Select an option by propeller: 1, 2 or 3a / 3b
  • RAM ( R.O.I. ) Option 1 .......$148,276
    Reuse Customer's Propellers
    [ To reuse, propellers must be airworthy. ]
    Governors are McCauley MC-1 - exchange.


  • RAM ( R.O.I. ) Option 2 .......$156,738
    Overhaul Customer's Propellers
    [ Overhaul is a condition item ]
    [ Additional charges apply if OH exceeds $4,500/each. ]


  • RAM ( R.O.I. ) Option 3 .......$165,738
    Hartzell - New Propellers - NE
    [ Includes De-ice boots and leads - new ]
    [ Spinner and bulkheads - NE ] [ reuse slip ring ]
 
 
RAM Aircraft, LP • 7505 Karl May Drive • P.O. Box 5219 • Waco, TX 76708
Phone: (254) 752-8381 • Fax: (254) 752-3307 • www.ramaircraft.com