Make:CHEVROLET S/B

Model:CS 283400 - HYDRAULIC

ROCKER RATIO 1.5:1
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 .412 .412 .020" .027" H H Torque
422A 64 20 24 60 264 264 208 208 .414" .414" .026" .044" H H Very mild.
603 67 17 25 60 264 264 214 214 .429" .429"       H H Mild 1500-4500 rpm.
310 68 20 28 60 268 268 214 214 .445" .445" .054" .029" H H High lift short duration
594   76 28 36 68 282 282 224 225 .460" .460" .040" .080" H H   
592 79 25 31 73 284 284 222 222 .447" .447"       H H Factory cam #386151.
682 78 33 30 81 291 291 230 230 .450" .450"       H H   
727 81 45 45 81 306 306 235 235 .462" .462"       H H Fast road 3800-6500 rpm.
512B 66 36 30 75 282 285 233 233 .480" .480"       H H   
376  88 40 48 80 308 308 242 242 .456" .456" .059" .053" H H Road/drag 4000-7200 rpm.
414C 82 48 48 82 310 310 252 252 .484" .484" .092" .117" H H Drag 4200-8000 rpm.
926 73 37 31 67 290 278 234 222 .490" .465"     H H  
                               

Notes  -  

- Valve springs should be changed on cams with lift over 0.450".

- Fluted lifters are recommended for larger profile cams.