PIPER COMANCHE SERVICE MANUAL TABLE II-I. LEADING PARTICULARS AND PRINCIPLE DIMENSIONS (cont.) MODEL PA-24-26O Turbo PA-24-400 ENGINE Manufacturer Avec-Lycoming Avec-Lycoming Model 10-54()"RIA5 IO-72Q..AIA FAA type certificate IE4 IEI5 Rated horsepower. RPM: Full throttle 260 HP @ 2700 RPM 400 HP @ 2650 RPM Oil, SAE number See Table II-VI See Table II-VI Oil sump capacity 12 qts 17 qts Fuel aviation grade: Minimum octane 100; 130 100; 130 Carburetor. Marvel-Schebler Fuel injector. Bendix RSA-5ADI RSA-IOADI Magnetos (2). Scintilla: left S6lN-1209 S8LN-701 Right S6LN-1208 S8LN-705 Magneto timing 25 degrees BTC 20 degrees BTe Magneto point clearance 0.016 .1 006 in. 0.019 i 0.001 in.
Spark plugs (shielded): (6) (6) Spark plug gap setting (6) (6) Firing Order 1-4-5-2-3-6 1-5-8-J.2-6-7-4 Tachometer drive, ratio to crankshaft 0.5: 1 0.5: 1 Starter: Delco-Remy, 12 volts 1113471 Prestolite, 12 volt MZ~4206 Generator. Delco-Rerny: 12 volt (35 amp) 12 volt (50 amp) Generator voltage regulator, Delco-Rerny 12 volt (35 amp) 12 volt (50 amp) Alternator. Delco-Remy 12 volt (70 amp) 1100660 or 1100717 Alternator voltage regulator, Delco-Rerny 9000590 Alternator overvoltage relay, Delco-Remy 1115831 Alternator.
Prestolite 12 volt (70 amp) ALX8421 Alternator voltage regulator, Prestolite VSF 7203 Alternator overvoltage relay, Prestolite XI7621 Fuel pump drive Lear Seigler RG·17980 lear Seigler RG-17980 6. Rc:fcr to latest reVISIOn of lycominl Service Instruction ~o. 1041. IB9 HANDLING AND SERVICING REVISED: 4/10/81