Make:FORD - LOTUS

Model:CS FTC

ROCKER RATIO SOLID BUCKET
Ivan Tighe Engineering Pty Ltd

Tel (07) 3271 6001
Fax (07) 3271 6005

Email: sales@tighecams.com.au 


Profile
Number
Advertised Timings
DURATION
VALVE LIFT
TAPPET
CLEARANCE
REMARKS
Ex Op.
B.B.D.C.
Ex Cl
A.T.D.C
In Op.
B.T.D.C.
In Cl
A.B.D.C
Advertised
@ 0.050"
Gross.
@ T.D.C.
Ex.
In.
356C   62   22 22 62 264   264 224   224 .350"   .350"       .012"   .010" Std. Lotus.  
s/m 66   26 26 66 272   272 234   234 .358"   .358"       .012"   .010" Sprint emission.    
611   66   34 34 66 280   280 240   240 .410"   .410"       .012"  .010"   
877C   68   32 34 66 280   280 241   241 .425"  .425"       .012"   .010" Mild 3000-6800 rpm.  
137   70   40 40 70 290   290 258   258 .410"   .410"       .012   .010" Works well with 133 in.  
564C  70   54 46 78  304 304 254   254 .410"   .410"       .012"   .010" L1. 
879C 78  54 54 78 312   312 264   264 .414"   .414"       .012" .010" DA 10.  
133   75   45 45 75 300   300 270   270 .421"   .421"       .012"   .010" Rally/ road race. 
569C   82   58 58 82 320  320 272   272 .455"   .455"       .012" .010" EA 1.  
132 80   50 50 80 310   310 277   277 .417"  .417"       .012" .010" Road race.  

310C

 

 77 53 53 77 310 310 270 270 .454" .454"     .014" .012" Road race.

Notes  -  

- Valve springs for Lotus are hard to find for over .420".

- For lift over .420" valve guides need to be shortened.

- When lift goes up base circle is reduced so lobes will turn in head.