Make:CHEVROLET- BIG BLOCK

Model:CS CB/B

ROCKER RATIO 1.7:1

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.
300AT   65 15 20 60 260 260 203 203 .470" .470"       H H   
422A 60 24 24 60 264 264 208 208 .470" .470"       H H Economy 1500-4800 rpm.
310 68 20 24 64 268 268 215 215 .510" .510"       H H Economy & more mid range power.
1102 63 27 27 63 270 270 221 221 .536" .536"       H H   
599 86   38 32 80 304 292 228 214 .506" .510"       H H 2000-6000 rpm.
972 82 37 33 76 288 289 232 222 .566" .540"      H H 112 Lobe C/L.
682 78 33 30 81 291 291 230 230 .510" .510"       H H 2500-6500 rpm.
1146 92 52 47 87 324 254 254 244 .595" .603"       H H   
911 86 38 33 81 304 294 258 248 .612" .588"       .016" .014" 3200-7200 rpm.
764 86 38 46 70 304 296 262 254 .612" .612"       .026" .022" Fast street/Drag.
                               

Notes  - 

- A very large range of profiles available for the B/B Chevrolet, please enqiure if profile required is not listed.

- Camshaft profiles may require retarding in engine to achieve best results.

- Roller camsaft also available.

- Valve springs required over 0.530" lift.