Make:ALFA ROMEO

Model:CS ALFA

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.
  736C 54 30 36 60 264 276 242 242 .380" .380"       .020" .018" Alfa sprint special.
696C 63 27 40 64 270 284 250 250 .400" .400" .102" .150" .020" .018" Spider Std.
877C 66 34 38 62 280 280 241 241 .425" .425" .105" .167" .016" .014" Fast road 2800-7000 rpm.
137* 71 39 42 68 290 290 258 258 .410" .410" .170" .190" .014" .012" Rally exhaust profile.
133* 76 44 47 73 300 300 270 270 .421" .421" .180" .204" .014" .010" Rally inlet profile.
441C* 72 44 46 70 296 296 262 262 .460" .460" .205" .215" .012" .010" Road race only 3500-7500.
440C* 77 53 53 77 310 310 272 272 .457" .457" .220" .240" .012" .010" Road race only 4200-8500.
                                               
                                               
                                               

Notes -

- Dyno testing is reccommended.

 - Most Alfa Romeo engines prefer closer lobe centers.

- Hence a lobe centre line of 98-102 is not impossible.

* Valve lift @T.D.C and gross lift is taken with zero clearance.

* Valve-piston clearance must be checked.

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