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Advertised Duration
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Duration @ 0.050"
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Valve Lift
|
Lobe
|
Basic
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Cruise
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Company
|
Part Number
|
Intake
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Exhaust
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Intake
|
Exhaust
|
Intake
|
Exhaust
|
Center
|
RPM
|
RPM
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Performance Level #3 - Power Band from 1,400 to 4,400 RPM; Redline @ 5,400 RPM
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Ford Motorsport / SVO
|
stock
|
266°
|
266°
|
204°+
|
204°+
|
0.444''
|
0.444''
|
116°
|
-
|
-
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Competition Cams
|
260HR
|
260°
|
260°
|
206°
|
206°
|
0.533''
|
0.533''
|
110°
|
1,200 – 4,500
|
-
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Ford Performance Solutions
|
4836
|
266°
|
266°
|
210°
|
210°
|
0.445''
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0.445''
|
115°
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-
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-
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Crower
|
stock
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272°
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272°
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211°
|
211°
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0.437''
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0.437''
|
115°
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OEM Specs
|
-
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Crower
|
15510
|
275°
|
275°
|
212°
|
212°
|
0.531''
|
0.531''
|
114°
|
1,500 – 5,500
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-
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Lunati Cams
|
6662
|
255°
|
265°
|
205°
|
215°
|
0.455''
|
0.483''
|
112°
|
-
|
-
|
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Ultradyne
|
272/282HR12
|
272°
|
282°
|
206°
|
216°
|
0.477''
|
0.477''
|
112°
|
-
|
-
|
|
Competition Cams
|
258HR
|
258°
|
270°
|
206°
|
216°
|
0.533''
|
0.544''
|
112°
|
1,300 – 5,300
|
-
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Crane Cams
|
444111
|
262°
|
270°
|
208°
|
216°
|
0.530''
|
0.530''
|
112°
|
1,500 – 5,000
|
2,400 – 3,200
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Ford Performance Solutions
|
4017W
|
257°
|
265°
|
210°
|
218°
|
0.480''
|
0.500''
|
112°
|
-
|
-
|
|
Ultradyne
|
276/284HR12
|
276°
|
284°
|
210°
|
218°
|
0.525''
|
0.525''
|
112°
|
-
|
-
|
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Competition Cams
|
266HR
|
266°
|
270°
|
210°
|
215°
|
0.533''
|
0.533''
|
114°
|
1,200 – 5,200
|
-
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Performance Level #4 - Power Band from 1,800 to 4,800 RPM; Redline @ 5,800 RPM
|
|
JBA
|
802
|
258°
|
258°
|
214°
|
214°
|
0.533''
|
0.533''
|
110°
|
-
|
-
|
|
Competition Cams
|
270HR
|
270°
|
270°
|
215°
|
215°
|
0.533''
|
0.533''
|
110°
|
1,800 – 5,000
|
-
|
|
Ultradyne
|
282/282HR12
|
282°
|
282°
|
216°
|
216°
|
0.477''
|
0.477''
|
112°
|
-
|
-
|
|
JBA
|
816
|
272°
|
282°
|
216°
|
216°
|
0.523''
|
0.523''
|
111°
|
-
|
-
|
|
Lunati Cams
|
6663
|
268°
|
268°
|
218°
|
218°
|
0.488''
|
0.488''
|
110°
|
-
|
-
|
|
JBA
|
812
|
-
|
-
|
218°
|
218°
|
0.480''
|
0.480''
|
112°
|
-
|
-
|
|
Ultradyne
|
284/284HR12
|
284°
|
284°
|
218°
|
218°
|
0.525''
|
0.525''
|
112°
|
-
|
-
|
|
Crane Cams
|
444131
|
282°
|
282°
|
220°
|
220°
|
0.498''
|
0.498''
|
110°
|
2,400 – 6,000
|
2,800 – 3,600
|
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Ford Motorsport / SVO
|
M-6250-E303
|
282°
|
282°
|
220°
|
220°
|
0.498''
|
0.498''
|
107° / 117°
|
2,500 / 5,500
|
-
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Super Stock Industries
|
11334
|
282°
|
282°
|
220°
|
220°
|
0.498''
|
0.498''
|
110°
|
-
|
-
|
|
Vortech
|
8K101-002
|
282°
|
282°
|
220°
|
220°
|
0.500''
|
0.500''
|
110°
|
-
|
-
|
|
Competition Cams
|
281HR
|
281°
|
281°
|
220°
|
220°
|
0.512''
|
0.512''
|
110°
|
2,000 – 5,500
|
-
|
|
|
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|
|
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Ford Performance Solutions
|
4017
|
279°
|
289°
|
212°
|
222°
|
0.493''
|
0.510''
|
112°
|
-
|
-
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|
Wolverine / Blue Racer
|
WG1190
|
279°
|
289°
|
212°
|
222°
|
0.493''
|
0.510''
|
112°
|
-
|
-
|
|
JBA
|
815
|
268°
|
277°
|
212°
|
216°
|
0.512''
|
0.523''
|
114°
|
-
|
-
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|
Crane Cams
|
444126
|
276°
|
282°
|
214°
|
220°
|
0.483''
|
0.498''
|
112°
|
2,000 – 5,500
|
2,600 – 3,400
|
|
Ford Performance Solutions
|
4018W
|
272°
|
278°
|
214°
|
222°
|
0.517''
|
0.520''
|
112°
|
-
|
-
|
|
JBA
|
803
|
258°
|
265°
|
214°
|
222°
|
0.533''
|
0.433''
|
112°
|
-
|
-
|
|
Competition Cams
|
270HR
|
270°
|
276°
|
215°
|
220°
|
0.533''
|
0.540''
|
114°
|
1,500 – 5,500
|
-
|
|
Competition Cams
|
270AHR
|
270°
|
284°
|
215°
|
224°
|
0.533''
|
0.533''
|
114°
|
1,800 – 5,300
|
-
|
|
Crane Cams
|
449521
|
270°
|
278°
|
216°
|
224°
|
0.523''
|
0.544''
|
112°
|
2,000 – 5,500
|
2,600 – 3,400
|
|
Wolverine / Blue Racer
|
WG5104
|
270°
|
278°
|
216°
|
224°
|
0.523''
|
0.544''
|
112°
|
-
|
-
|
|
Crane Cams
|
444121
|
270°
|
278°
|
216°
|
220°
|
0.533''
|
0.544''
|
112°
|
2,000 – 5,500
|
2,600 – 3,400
|
|
Competition Cams
|
266HR
|
266°
|
276°
|
216°
|
224°
|
0.544''
|
0.555''
|
112°
|
1,600 – 5,600
|
-
|
|
Crower
|
15511
|
278°
|
282°
|
218°
|
224°
|
0.468''
|
0.486''
|
114°
|
1,800 – 6,000
|
-
|
|
Competition Cams
|
281AHR
|
281°
|
284°
|
220°
|
224°
|
0.512''
|
0.533''
|
112°
|
2,000 – 5,500
|
-
|
|
Competition Cams
|
276HR
|
276°
|
280°
|
220°
|
224°
|
0.544''
|
0.560''
|
114°
|
2,000 – 6,000
|
-
|
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Performance Level #5 - Power Band from 2,200 to 5,200 RPM; Redline @ 6,200 RPM
|
|
JBA
|
804
|
265°
|
265°
|
222°
|
222°
|
0.533''
|
0.533''
|
110°
|
-
|
-
|
|
Ford Motorsport / SVO
|
M-6250-B303
|
284°
|
284°
|
224°
|
224°
|
0.480''
|
0.480''
|
109° / 119°
|
3,300 / 5,100
|
-
|
|
Ford Motorsport / SVO
|
M-6250-X303
|
286°
|
286°
|
224°
|
224°
|
0.542''
|
0.542''
|
107° / 117°
|
3,500 / 6,500
|
-
|
|
Competition Cams
|
280HR
|
280°
|
280°
|
224°
|
224°
|
0.560''
|
0.560''
|
110°
|
2,500 – 6,000
|
-
|
|
Ford Motorsport / SVO
|
M-6250-F303
|
288°
|
288°
|
226°
|
226°
|
0.512''
|
0.512''
|
110° / 110°
|
2,800 / 6,000
|
-
|
|
Competition Cams
|
286HR
|
286°
|
286°
|
231°
|
231°
|
0.598''
|
0.598''
|
110°
|
3,000 – 6,500
|
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Crower
|
15512
|
282°
|
286°
|
222°
|
228°
|
0.496''
|
0.512''
|
112°
|
2,100 – 6,500
|
-
|
|
Ford Performance Solutions
|
4018
|
289°
|
299°
|
222°
|
232°
|
0.510''
|
0.534''
|
112°
|
-
|
-
|
|
Wolverine / Blue Racer
|
WG1087
|
289°
|
299°
|
222°
|
232°
|
0.510''
|
0.534''
|
112°
|
-
|
-
|
|
Competition Cams
|
284AHR
|
284°
|
290°
|
224°
|
230°
|
0.533''
|
0.544''
|
114°
|
2,200 – 5,800
|
-
|
|
Competition Cams
|
274HR
|
274°
|
280°
|
224°
|
232°
|
0.555''
|
0.565''
|
112°
|
2,200 – 6,200
|
-
|
|
Competition Cams
|
280HR
|
280°
|
286°
|
224°
|
230°
|
0.560''
|
0.598''
|
112°
|
2,200 – 6,200
|
-
|
|
Ford Performance Solutions
|
4019W
|
272°
|
282°
|
225°
|
234°
|
0.539''
|
0.565''
|
112°
|
-
|
-
|
|
Crower
|
15513
|
288°
|
298°
|
228°
|
234°
|
0.512''
|
0.531''
|
112°
|
2,400 – 7,000
|
-
|
|
|
|
Performance Level #6 - Power Band from 2,600 to 5,600 RPM; Redline @ 6,600 RPM
|
|
Competition Cams
|
282HR
|
282°
|
286°
|
232°
|
240°
|
0.565''
|
0.574''
|
112°
|
2,600 – 6,600
|
-
|
|
Crower
|
15514
|
298°
|
304°
|
234°
|
240°
|
0.534''
|
0.545''
|
110°
|
2,700 – 7,500
|
-
|
|
Crower
|
15515
|
300°
|
310°
|
236°
|
242°
|
0.524''
|
0.529''
|
110°
|
3,000 – 8,000
|
-
|
|
Ford Performance Solutions
|
4022
|
300°
|
310°
|
238°
|
248°
|
0.544''
|
0.573''
|
112°
|
-
|
-
|
|
Ford Performance Solutions
|
4022W
|
284°
|
294°
|
238°
|
248°
|
0.544''
|
0.573''
|
112°
|
-
|
-
|
|
|
|
|
|
You may also be interested in . . .
Some of the info may not be complete - watch for updates soon.
c/o = carry over
| Year |
1986 |
1987-88 |
1989-93 |
1993 Cobra |
1994-95 |
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Shown is FAR's RHO engine straight from the factory. It's a complete longblock minus details such as an oil pan, timing chain cover, water pump, intake, flywheel and balancer, and other necessities.
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