309-70021-3 Tohatsu GASKET, FUEL TANK CAP

(1) Maximum length of pin out of crankshaft face ... 6.4 mm (.25 in.)(2) Thrust plates for center main bearing only.(3) End play for the crankshaft (new) ... 0.13 to 0.50 mm (.005 to .020 in.)Maximum permissible end play with used bearings ... 0.89 mm (.035 in.)(4) Minimum torque for six plugs ... 23 N m (17 lb.ft.) "Stake" (make a mark with a punch) the crankshaft to hold the plug tight.(5) Length of dowel out of the crankshaft ... 4.1 0.5 mm (.16 .02 in.)(6) Maximum permissible temperature of the gear for installation on the crankshaft ... 205° C (400° F) Install gear with timing "V" mark to the outside.(7) 2W1734 Seal Group (rear) installed on rear crankshaft gear.(8) Make reference to CONNECTING ROD BEARINGS.(9) Make reference to MAIN BEARINGS.(10) 2W1733 Seal Group (front). Remove front and rear seal groups as follows: Seals and wear sleeves can not be used again, after the seals and wear sleeves are separated.a. Use the 1P3075 Puller Group to remove the seals.b. Use the 5P7318 Distorter Group to remove the wear sleeves. Install front and rear seal groups as follows:a. Clean the outer surface of the crankshaft with 6V1541 Quick Cure Primer.b. Crankshaft seals must be installed with the lip of the seal toward the inside of the engine as shown. Make sure the correct seal is installed on each end of the crankshaft. Use 2W1733 Seal Group on the front and 2W1734 Seal Group on the rear. No lubrication is needed to install wear sleeves and seals.c. Do not separate seals from sleeves. Install the seal groups as a unit on each end of the engine as shown with the correct tools. See Special Instruction Form Nos. SMHS8508 and SMHS8008 for the necessary tools and complete procedure for installation of front and rear seal groups.Earlier Engine Crankshaft Groups
(1) Maximum length of pin out of crankshaft face ... 6.4 mm (.25 in.)(2) Thrust plates, at center main bearing.(3) End play for the crankshaft (new) ... 0.15 to 0.50 mm (.006 to .020 in.)(4) Minimum torque for six plugs ... 23 N m (17 lb.ft.) "Stake" (make a mark with a punch) the crankshaft to hold the plug tight.(5) Length of dowel out of the crankshaft ... 4.1 0.5 mm (.16 .02 in.)(6) Maximum permissible temperature of the gear for installation on the crankshaft ... 232° C (450° F) Install gear with "V" mark to the outside.(7) Rear gear wear sleeve and seal (on rear crankshaft gear). For removal and installation procedure, see (10).(8) Make reference to CONNECTING ROD BEARING JOURNALS.(9) Make reference to MAIN BEARING JOURNALS.(10) Front wear sleeve and seal: Remove wear sleeves with 5P7318 Distorter Group.Install front and rear wear sleeves and seals as follows:a. Clean the inner surface of the sleeve and the outer surface of the crankshaft (front) or crankshaft gear (rear) with 6V1541 Quick Cure Primer.b. Put 9S3265 Retaining Compound on the cleaned surfaces.c. Install the sleeve and seal at the same time on the crankshaft or crankshaft gear as shown. See Special Instruction Form SMHS7100 for the necessary tools and complete procedure for installation of wear sleeves and seals.