Bulletin 68-3: Alpine, Imp, Minx, Arrow
Cylinder Head Bolt Tightness

GROUP: EngineSUBGROUP: Cylinder HeadDATE: 2-28-68 SUBJECT: Cylinder Head Bolt Tightness MODELS: Alpine, Imp, Minx, and Arrow Effective immediately, the cylinder head bolt torque loading figure has been reduced from 48 ft. lbs. to 45 ft. lbs. Please correct the appropriate Service Manuals. NOTE: Check tightness of bolts: Cast Iron Head – HOT Aluminum Head – (more…)

Bulletin 66-4: 1725cc Crankshaft End Play

NUMBER: 66-4 DATE: July 26, 1966 GROUP: Engine SUBGROUP: Crankshaft End Play MODELS: Alpine V; Hillman Minx VI; Super Minx IV; Humber Sceptre II; Sunbeam Rapier V; Singer Gazelle VI; Singer Vogue IV SUBJECT: Crankshaft End Play – 1725cc Engine Recent reports received from the field indicate excessive crankshaft end play in the 1725 c.c. (more…)