Application/
Camshafts |
RPM
Oper.
Range |
Camshaft
Part # |
Duration |
Valve Lift
w/1.5 rocker |
Lobe
Sep.
Angle |
K-Kit |
SK-Kit |
CL-Kit |
|
advertised |
@ .050" |
|
IN. |
EX. |
IN. |
EX. |
IN. |
EX. |
|
Magnum (w/1.6 Rockers) |
| Great in 340 &
360 with 9:1 to 9.5:1 comp, 650 to 750 CFM carb. and 3.55 to 3.91
gear. Largest cam to use with stock converter. |
1800
to
5800 |
20-246-4
$125 |
270 |
270 |
224 |
224 |
.468 |
.468 |
110° |
K20-246-4
$389 |
SK20-246-4
$255* |
CL20-246-4
$219* |
| 340-360 Street
Machine/Bracket Race with 2500 stall, 9.5:1 to 10.5:1 comp., & 3.91
to 4.10 gear. Aftermarket manifold & 650 to 750 CFM carb. |
2500
to
6000 |
20-247-4
$125 |
282 |
282 |
236 |
236 |
.495 |
.495 |
110° |
K20-247-4
$435 |
SK20-247-4
$255* |
CL20-247-4
$219* |
| Excellent for
Pr Street, Bracket Race 9.5:1 comp, 3000-3500 stall 4.10 to 4.30
gear, aftermarket intake. |
3000
to
6500 |
20-248-4
$125 |
294 |
294 |
248 |
248 |
.525 |
.525 |
110° |
K20-248-4
$435 |
SK20-248-4
$255* |
CL20-248-4
$219* |
| Max effort
Bracket Racing or Pro Street. 10:1 to 11:1 comp with 4000 to 4500
stall and 4.30 to 4.88 gear. |
4000
to
7000 |
20-249-4
$125 |
306 |
306 |
260 |
260 |
.555 |
.555 |
110° |
K20-249-4
$435 |
SK20-249-4
$255* |
CL20-249-4
$219* |
|
Xtreme Energy (w/1.5 Rockers) |
| 340-360
street/strip use. 9:1 comp with 2500 stall, strong midrange. |
2000
to
6000 |
20-233-4
$125 |
268 |
274 |
230 |
236 |
.488 |
.501 |
110° |
K20-233-4
$425 |
N/A |
CL20-233-4
$219* |
| Great for
street machines and mild bracket racing 9.5:1 comp with 2800 stall,
lopey idle. |
2200
to
6200 |
20-230-4
$125 |
274 |
280 |
236 |
242 |
.502 |
.511 |
110° |
K20-230-4
$425 |
N/A |
CL20-230-4
$219* |
| Serious
street/strip effort, needs 10:1 comp, single plane intake and 3000
stall. Radical idle. |
2500
to
6500 |
20-231-4
$125 |
282 |
290 |
244 |
252 |
.520 |
.540 |
110° |
K20-231-4
$425 |
N/A |
CL20-231-4
$215* |
|
Drag Race |
| 3500 converter
in 360 or 3800+ in 340. Needs single plane intake and 10.5:1 comp.
Excellent low end and mid range torque. |
3500
to
6500 |
20-635-5
$169 |
281 |
299 |
252 |
262 |
.542 |
.555 |
106° |
N/A |
N/A |
N/A |
| 318-340. 4000
stall 750 CFM, manifold. 4.88 gear. 10.5:1 & up comp. |
4000
to
7000 |
20-618-5
$169 |
290 |
290 |
255 |
255 |
.540 |
.540 |
106° |
N/A |
N/A |
N/A |
| Best all around
Bracket cam 4000 converter in 360 or 4300 + stall in 340 min comp
ratio is 11:1. |
4000
to
7000 |
20-633-5
$169 |
290 |
304 |
260 |
266 |
.558 |
.555 |
106° |
N/A |
N/A |
N/A |
| 4500 Converter
in 360 or 4800 stall in 340 11.5:1 comp. |
4300
to
7400 |
20-634-5
$169 |
295 |
312 |
267 |
274 |
.570 |
.572 |
106° |
N/A |
N/A |
N/A |
| Good super
street or fast Bracket cam. Works best with 12:1 comp and 5000
converter. |
4500
to
7500 |
20-632-5
$169 |
300 |
316 |
270 |
278 |
.579 |
.578 |
108° |
N/A |
N/A |
N/A |
|
Oval Track |
| Good for short
tracks. 1/4 to 3/8 track w/tight corners. Best with limiting intake
and carburetor. |
3500
to
6500 |
20-616-5
$169 |
272 |
280 |
242 |
250 |
.540 |
.556 |
106° |
N/A |
N/A |
N/A |
| Good short
track cam for 340 or 360. Will turn more RPM in 340. Needs 10:1 comp
and 4 Barrel Carb. |
3500
to
6500 |
20-635-5
$169 |
281 |
299 |
252 |
262 |
.542 |
.555 |
106° |
N/A |
N/A |
N/A |
| Strong midrange
an upper RPM power needs 11:1 comp with open carb & intake. |
4000
to
7000 |
20-633-5
$169 |
290 |
304 |
260 |
266 |
.558 |
.555 |
106° |
N/A |
N/A |
N/A |
| Good for medium
sized tracks with sustained RPM. |
4300
to
7400 |
20-634-5
$169 |
295 |
312 |
267 |
274 |
.570 |
.572 |
106° |
N/A |
N/A |
N/A |
| Very aggressive
late model stock cam for long rod engine. |
3500
to
6500 |
20-629-5
$169 |
269 |
273 |
243 |
247 |
.549 |
.560 |
108° |
N/A |
N/A |
N/A |
| Very aggressive
late model stock cam for shorter rod or larger track. |
3700
to
6700 |
20-630-5
$169 |
273 |
277 |
247 |
251 |
.560 |
.570 |
108° |
N/A |
N/A |
N/A |
| Very aggressive
late model stock cam for shorter rod or larger track. |
4000
to
7000 |
20-631-5
$169 |
277 |
281 |
251 |
255 |
.570 |
.582 |
108° |
N/A |
N/A |
N/A |
Camshaft