Engine

• Degree an Engine
  

  How do I set up my twin cam?  more...

• Lotus Service Bulletin - Elan 'Sprint' and +2 'S' 130
  

  To show the differences to Technical Data as published in the respective Workshop Manuals for existing models.  more...

• Lotus Service Bulletin - Engine Jointing Compound
  

  Improved jointing compound introduced at Engine Numbers as follows:  more...

• Lotus Service Bulletin - Headlamp Vacuum System
  

  To remind Dealer personnel of the fault finding diagnosis procedure.   more...

• Lotus Service Bulletin - Oil Filter
  

  To show differences in oil filters currently in use  more...

• Lotus Service Bulletin - Oil Pressure Gauge
  

  To indicate how the oil pressure gauge can be checked with the aid of a Smiths Instrument Tester  more...

• Lotus Service Bulletin - Rust Inhibitors
  

  To advise Service personnel on the implications of using rust inhibitors.  more...

• Lotus Service Bulletin - Workshop Manuals
  

  To give amendments where shown   more...

• Oil Pan Removal
  

  I am about to attempt to change the oil pan on my 1970 Elan S4. Can this be done with the engine in place or should I go borrow an engine hoist before I start.?   more...

• Torquing Technical - Lotus 1558cc Twin Cam Rebuild
  

  I need a rebuild. What are my options now?  more...

• Valve / Cam Timing
  

  The character and performance of a piston engine is largely determined by it's valve timing. Variables like compression ratio, induction and porting are important links in the same chain, but, valve timing sets the personality.   more...