2011 - Crane Cams
2011 - Crane Cams
2011 - Crane Cams
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CAMSHAFTS<br />
Chrysler-Dodge-Plymouth “B” V-8 70-78<br />
Good mid range torque and HP, rough idle, moderate<br />
performance usage, good mid-range HP, bracket racing,<br />
auto trans w/2500+ converter, serious off road, 10.0 to<br />
11.5 compression ratio advised.<br />
Good mid range and upper RPM torque and HP, rough<br />
idle, performance usage, bracket racing, auto trans<br />
w/3000+ converter, 4000-4400 cruise RPM, 11.0 to 12.5<br />
compression ratio advised.<br />
176<br />
Application<br />
Mechanical Lifter <strong>Cams</strong>hafts<br />
Good low end and mid range torque and HP, fair idle,<br />
moderate performance usage, mild bracket racing,<br />
auto trans w/2000+ converter, 10.0 to 11.5 compression<br />
ratio advised.<br />
Good mid range torque and HP, rough idle, performance<br />
usage, bracket racing, auto trans w/3000+ converter,<br />
10.5 to 12.0 compression ratio advised.<br />
Good mid range and upper RPM torque and HP, rough<br />
idle, performance usage, bracket racing, auto trans<br />
w/3500+ converter, 11.0 to 12.5 compression ratio<br />
advised.<br />
Moderate competition only, good mid and upper RPM<br />
HP, bracket racing, auto trans w/3500+ converter, 11.5 to<br />
13.0 compression ratio advised.<br />
Competition only, good upper RPM HP, bracket racing,<br />
1-4 bbl., manual trans or auto trans w/4000+ converter,<br />
383+ cu.in., 12.0 minimum compression ratio advised.<br />
<strong>Cams</strong>haft Series/<br />
Grind Number<br />
RPM<br />
POWER<br />
RANGE<br />
F-238/3467-2-12 2800-<br />
6600<br />
F-248/3334-2-12 3200-<br />
7000<br />
F-248/3600-2-8 3400-<br />
7000<br />
F-250/376-2S-12 3600-<br />
7200<br />
F-258/3468-8 4000-<br />
7400<br />
F-268/3868-2-8 4600-<br />
7800<br />
F-274/3933-8 4800-<br />
8000<br />
<strong>Cams</strong>haft<br />
PART NUMBER/<br />
Emissions Code<br />
681241 * 99259-16 248 310 112 17 51 .022 .500<br />
3<br />
258 320 66 12 .022 .520<br />
680941 * 3<br />
99259-16 250 282 112 18 52 .020 .564<br />
254 286 64 10 .018 .573<br />
3<br />
See pg. 296<br />
LIFTERS<br />
CRANECAMS.COM<br />
383-400-440 cu.in.<br />
with Three Bolt Gear<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 />
Lash<br />
Hot<br />
Int.<br />
Exh.<br />
Gross<br />
Lift<br />
Int.<br />
Exh.<br />
681201 * 99259-16 238 284 112 12 46 .028 .520<br />
248 294 61 7 .022 .540<br />
3<br />
680931 * 99259-16 248 284 108 21 47 .028 .540<br />
258 294 62 16 .030 .560<br />
Replacement for factory 425 HP 426 cu.in. camshaft. BluePrinted 3600- 680201<br />
7200<br />
* 99259-16 256 304 112.5 20.5 55.5 .028 .504<br />
2402293 256 304 65.5 10.5 .032 .504<br />
Competition only, good upper RPM HP, bracket racing,<br />
manual trans or auto trans w/4000+ converter, 440+<br />
cu.in., 12.0 minimum compression ratio advised.<br />
Competition only, good upper RPM HP, bracket racing,<br />
aftermarket aluminum cylinder heads advised, manual<br />
trans or auto trans w/race converter, 470+ cu.in., 13.0<br />
minimum compression ratio advised.<br />
Radical competition only, maximum performance applications,<br />
flat tappet restricted classes, 1-4 bbl., manual<br />
trans or auto trans w/race converter, 13.0 minimum minimum<br />
compression ratio advised.<br />
RPM range shown is for average usage. These cam profiles<br />
will RPM higher, depending upon application.<br />
NOTE: These three-bolt camshafts can be used in engines<br />
originally equipped with single-bolt camshafts if the<br />
appropriate timing chain and gear assembly,<br />
68975-1 or 68977-1 is used.<br />
F-278/4002-8 5000-<br />
8200<br />
F-280/430-10 5000-<br />
8400<br />
F-288/4134-6 5200-<br />
8400<br />
1<br />
681321 * 99259-16 258 320 108 26 52 .022 .520<br />
258 320 62 16 .022 .520<br />
3<br />
681561 * 99259-16 268 304 108 31 57 .026 .580<br />
278 314 72 26 .026 .600<br />
3<br />
681681 * 99259-16 274 314 108 34 60 .028 .590<br />
274 314 70 24 .028 .590<br />
3<br />
681701 * 99259-16 278 314 108 34 64 .026 .600<br />
278 314 70 28 .026 .600<br />
3<br />
681721 * 99259-16 280 320 110 33 67 .018 .645<br />
280 320 73 27 .018 .645<br />
3<br />
681941 * 99259-16 288 324 106 42 66 .026 .620<br />
288 324 74 34 .026 .620<br />
NOTE: <strong>Cams</strong>hafts for Chrysler Mega Blocks with 47 degree lifter<br />
bore bank angles, and aftermarket blocks with 48 degree<br />
lifter bore bank angles are available on special order.<br />
NOTE: To provide for valve adjustment on mechanical lifter<br />
camshafts, the use of our 64770-16 or 64790-1 adjustable<br />
rocker arms and 64621-16 (low block) or 64622-16 (high<br />
3<br />
block) pushrods is highly recommended.<br />
NOTE: Adjustable rocker arms and appropriate pushrods are<br />
required for use with mechanical lifter camshafts.<br />
NOTE: Low Block Engines are 350-361-383-400 cu.in., while High<br />
Block Engines are 413-426-440 cu.in.
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