2011 - Crane Cams
2011 - Crane Cams
2011 - Crane Cams
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CAMSHAFTS<br />
Chevrolet V-8 57-87<br />
72<br />
Application<br />
Mechanical Lifter <strong>Cams</strong>hafts<br />
Replacement for factory 340 HP 327 cu.in. Duntov camshaft.<br />
Excellent low end and mid range torque and HP, fair idle,<br />
moderate performance usage, mild bracket racing, auto<br />
trans w/2500+ converter, 2600-3000 cruise RPM, limited<br />
oval track, 8.75 to 10.0 compression ratio advised.<br />
Good low end and mid range torque and HP, good idle,<br />
daily performance usage, auto trans w/stock to 2500<br />
converter, 2600-3000 cruise RPM, 9.25 to 10.75 compression<br />
ratio advised.<br />
Good mid range to upper RPM torque and HP, fair idle,<br />
moderate performance usage, 3400-3800 cruise RPM,<br />
9.5 to 11.0 compression ratio advised. Good w/centrifugal<br />
or Roots supercharger, 8 lbs. maximum boost w/8.5<br />
maximum compression ratio advised.<br />
Good low end and mid range torque and HP, fair idle,<br />
moderate performance usage, bracket racing, good w/<br />
plate or manifold nitrous system, 3400-3800 cruise RPM,<br />
10.0 to 11.5 compression ratio advised. Good w/centrifugal<br />
or Roots supercharger, 10 lbs. maximum boost w/8.5<br />
maximum compression ratio advised.<br />
<strong>Cams</strong>haft Series/<br />
Grind Number<br />
RPM range shown is for average usage. These cam profiles<br />
will RPM higher, depending upon application.<br />
IMPORTANT: Self-aligning rocker arms cannot be used with<br />
mechanical lifter camshafts.<br />
NOTE: When using 55-56, 265 cu.in. blocks, late model cam bearings<br />
must be installed.<br />
IMPORTANT: AdjustableVacuum Advance Kits available. See page<br />
333 for details.<br />
NOTE: 1988-99 Chevrolet 305 and 350V-8 engines (and some 1987<br />
350V-8 engines) use a different configuration camshaft core<br />
than the 57-87 engines and cannot be interchanged.<br />
262-267 (4.4L)-283-302-305 (5.0L)-307-327-350 (5.7L)-400 cu.<br />
in. (also: 87-95 trucks w/standard [non-roller] hydraulic lifters)<br />
RPM<br />
POWER<br />
RANGE<br />
<strong>Cams</strong>haft<br />
PART NUMBER/<br />
Emissions Code<br />
See pg. 293<br />
LIFTERS<br />
CRANECAMS.COM<br />
COMPLETE CAM SPECIFICATIONS<br />
Degrees<br />
Duration<br />
@ .050”<br />
Int/Exh.<br />
Advertised<br />
Degrees<br />
Duration<br />
Int/Exh.<br />
Degrees<br />
Lobe<br />
Separation<br />
Open/Close<br />
@ .050”<br />
Cam Lift<br />
Int/Exh<br />
BluePrinted 2000- 110901 99250-16 227 260 110.5 3.5 43.5 .012 .393<br />
3736097 5600<br />
230 268 46 4 .018 .399<br />
F-228/3067-2-6 2400-<br />
6000<br />
F-228/3067-2-10 2600-<br />
6200<br />
F-238/3200-14 3000-<br />
6600<br />
F-278-2 3000-<br />
6800<br />
3<br />
NOTE: <strong>Cams</strong>hafts having standard size journals with SFO firing<br />
order (1-8-7-3-6-5-4-2, or 4/7 swap) are available on special<br />
order. Contact <strong>Crane</strong>’s Performance Consultants for details.<br />
NOTE: <strong>Cams</strong>hafts for modified standard blocks, or Oldsmobile/<br />
Dart blocks, having Big Block Chevrolet size (1.948”) cam<br />
bearings are available on special order. Contact <strong>Crane</strong>’s<br />
Performance Consultants for details.<br />
NOTE: <strong>Cams</strong>hafts specifically engineered for engines that have<br />
.875”or .904”diameter lifters are available on special order.<br />
Contact <strong>Crane</strong>’s Performance Consultants for details.<br />
Lash<br />
Hot<br />
Int.<br />
Exh.<br />
110911 * 99250-16 228 290 106 12 36 .022 .460<br />
238 300 49 9 .022 .480<br />
3<br />
110931 * 99250-16 228 290 110 9 39 .022 .460<br />
238 300 54 4 .022 .480<br />
3<br />
Since 1975, General Motors divisions have exchanged engines<br />
throughout different models. Be certain of exactly which<br />
engine you have before ordering.<br />
Gross<br />
Lift<br />
Int.<br />
Exh.<br />
110941 * 99250-16 238 278 114 10 48 .022 .480<br />
238 278 58 0 .022 .480<br />
3<br />
113841 * 99250-16 238 278 114 10 48 .022 .480<br />
248 288 63 5 .022 .500<br />
Replacement for factory 330 HP 350 cu.in. camshaft. BluePrinted 2800- 110951 99250-16 242 116 11 51 .020 .459<br />
3972182 6600<br />
254 69 5 .025 .485<br />
Good mid range torque, performance usage, bracket racing;<br />
Heavy, Pro ET, Super ET, etc., auto trans w/3000+<br />
converter, oval track; Late Model, Sportsman, I.M.C.A.,<br />
etc., 1/4-3/8 mile, 10.5 to 12.0 compression ratio<br />
advised.<br />
Good mid range torque and HP, rough idle, moderate<br />
performance usage, 3600-4000 cruise RPM, good with<br />
plate or small manifold nitrous system, 10.5 to 12.0 compression<br />
ratio advised. Also good for mild supercharged.<br />
Performance usage, bracket racing; Heavy, Pro ET, Super<br />
ET, etc., auto trans w/3000+ converter, oval track; Late<br />
Model, Sportsman, I.M.C.A., etc., 1/4-3/8 mile, 11.0 to<br />
12.5 compression ratio advised.<br />
3<br />
3<br />
Saturday Night Special 3200- 110921<br />
6800<br />
* 99250-16 244 280 106 19 45 .026 .518<br />
F-244/3454-2S-6 110922 *a 252 288 55 17 .026 .536<br />
F-280-2 3200-<br />
7000<br />
F-248/3334-6 3400-<br />
7000<br />
3<br />
114681 * 99250-16 244 280 112 14 50 .026 .518<br />
252 288 62 10 .026 .536<br />
3<br />
110961 * 99250-16 248 288 106 22 46 .022 .500<br />
248 288 54 14 .022 .500<br />
3
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