Ford Coyote and Boss 5.0L engines
Max Lift
Seat Load
Open Load
Rate
Coil Bind
Outer Diameter
Inner Diameter
.600"
120 lbs @ 1.57"
275 lbs @ 1.02"
258 lbs/in
.970"
Top 1.013" / Bottom 1.101"
Top .650" / Bottom .738"
Please note the above image does not show full spring kit.
Designed for '11-'14 and '15+ 5.0L Coyote and Boss engines, this beehive spring kit offers increased valve control at high RPM while allowing for higher valve lift from performance cams. Includes titanium retainers, seals and seats.
- Designed for both 2011 - 2014 and 2015+ Ford Coyote and Boss 5.0L engines.
- higher RPM and more lift capacity than stock.
- Increased valve control at high RPM.
- Create higher load
- .600" Maximum Lift
Vehicle Fitment
| Years |
Make |
Model |
Trim |
| 2012–2013 |
Ford |
Mustang |
Boss 302 |
| 2011–2017 |
Ford |
Mustang |
GT 5.0l Coyote |
| Air Freight Prohibited: false |
| Not Carb Approved: false |
| Carb Acknowledgement Required: false |
| Ltl Freight Required: false |
| Prop 65: Y |
| Part Type: automotive |
| Epa: N/A |
| Regular Stock: false |
| Units Per Sku: 1 |