TECHNICAL DATA-B.B Valve Guides (Exhaust) 4.10B, 4.107, 4.99 Inside Dia. Outside Dia. Interference fit of Guide in Cylinder Head Bore Depth of Counterbore Overall Length of Guide '" Guide Protrusion above Top Face of Cylinder Head 0.3141/0.3155 in (7,978/8,014 mm) 0.5021/0.5026 in (12,753/12,766 mm) 0.001610.0031 in (0,041/0,079 mm) 0.380 in (9,650 mm) 2.440 in (61,980 mm) 0.80010.815 in (20,320/20,701 mm) Valves (Inlet) 4.10B, 4,107, 4.99 Valve Stem Dia. Clearance fit of Valve Stem in Guide Valve Head Dia.
Valve Face Angle Valve Head Depth Below Cylinder Head Face Overall Length of Valve Sealing Arrangement 0.312/0.313 in (7,92511,950 mm) 0.0011/0.0035 in (0,028/0,089 mm) 1.410/1.414 in (35,814/35,916 mm) 45' 0.028/0.039 in (0,711/0,991 mm) 4.592/4.608 in (116,637/117,043 mm) Rubber Oil Seal Valve (Exhaust) 4.108,4.107,4.99 Valve Stem Dia. Clearance Fit of Valve Stem in Guide Valve Head Dia.
Valve Face Angle Valve Head Depth Below Cylinder Head Face Overall Length of Valve Sealing Arrangement 0.3115/0.3125 in (7,91217,937 mm) 0.0016/0.004 in (0,041/0,102 mm) 1.19111.195 in (30,251/30,353 mm) 45° 0.021/0.032 in (0,53'3/0,813 mm) 4.60014.616 in (116,840/117,246 mm) No Seal fitted to Exhaust Valve Inner Valve Springs (where fitted) Fitted Length Load at Fitted Length Fitted Position 1.530 in (38,862 mm) 28.6 Ibf::'::: 2 Ibf (13,0 kgf::':::
0,91 kgf) Damper Coil to Cylinder Head Outer Valve Springs Fitted Length Load at Fitted Length Fitted Position 4.10B, 4.107, 4.99 1.780 in (45,212 mm) 56.0 Ibf::':::2.8 Ibf (25,4 kgf::':::1,27 kg!) Damper Coil to Cylinder Head Rockel' level's 4.108, 4.107, 4.99 Length between Centre Line of Adjusting Screw and Centre Line of Rocker Shaft Length between Centre Line of Rocker Lever Pad and Centre Line of Rocker Shaft Inside Dia. of Rocker Lever Bore Outside Dia. of Rocker Lever Bush Interference Fit of Bush in Rocker Lever Finished Inside Dia.
of Rocker Lever Bush Clearance of Rocker Lever Bush on Rocker Shaft 1.042/1.058 in (26,467/26,873 mm) 1.567/1.583 in (39,802/40,208 mm) 0.71825/0.71950 in (18,243/18,275 mm) 0.720510.7215 in (18,301/18,326 mm) 0.00110.00325 in (0,025/0,082 mm) 0.6245/0.62575 in (15,862/15,894 mm) 0.00075/0.0035 in (0,01910,089 mm) Valve Clearances 4.108, 4.107, 4.99 Clearance between Valve Stem Tip and Rocker Lever 0.012 in (0,30 mm) Cold Rocker Shaft 4.108, 4.107, 4.99 Overall Length of Shaft Outside Dia. of Shaft Lubrication 14.5625 in (369,887 mm) 0.62225/0.62375 in (15,805/15,843 mm) Oil Feed from Cylinder Head through Central Passage to Individual Rocker Levers Push Rods Overall Length Outside Dia.
4.108, 4.107, 4.99 8.527/8.560 in (216,58/217,42 mm) 0.250 in (6,350 mm)