Make:HOLDEN - V8 HYDRAULIC

Model:CS 253308

ROCKER RATIO 1.65:1
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.
426   42 32 14 60 254 254 189 187 .369" .369"       H   H Std.pollution.
300 64 16 17 61 260 258 203 194 .450" .430"       H   H Std. Red.
300AT   65 15 20 60 260 260 203 203 .450" .450" .020" .027" H   H Torque.
113HT 70 20 25 65 270 270 207 207 .430" .430" .022" .033" H   H Mild improvement.
422A 64 20 24 60 264 264 208 208 .450" .450" .020" .044" H   H   
603 67 17 25 60 264 265 208 208 .472" .472" .025" .046" H   H   
310 68 20 28 60 268 268 212 212 .490" .490" .027" .054" H   H Biggest for std. stall.
343 75 20 30 70 275 280 218 220 .478" .478" .028" .057" H   H   
594 71 23 31 63 274 274 225 225 .504" .504" .039" .079" H   H Strong mid range.
433   73 28 30 71 281 281 226 226 .485" .485" .051" .081" H   H   
682 78 33 30 81 291 291 230 230 .495" .495"     H H  
330 73 34 35 72 287 287 229 229 .475" .475" .056" .074" H H Fast road.
608C 76 38 38 76 294 294 232 232 .530" .530"     H H  
727 81 45 45 81 306 306 235 235 .504" .504"     H H Road/drag 3500-7000 rpm.
376 82 40 48 80 308 308 242 242 .500" .500" .059" .093" H H  
414C 82 48 48 82 310 310 252 252 .530" .530" .092" .117" H H Road /drag 4000-8000 rpm.
                               

Notes  -

- It is very important to degree cams in as timing gears vary greatly in position.

- Hydraulic roller cams are also available see Holden V6.

- Lifter preload is required to be reset on larger profiles.