Great idle with excellent power. Good mid-range torque and power gains above 4500 RPM. Compatible with stock valve springs, converter and gears, requires cam phaser upgrade and custom tuning.
Thumpr NSR 226/246 Hydraulic Roller Cam
Application Summary:
| Year |
Make/Model |
| 2006-2007 |
Avanti Avanti |
| 2005-2014 |
Ford Expedition |
| 2006-2010 |
Ford Explorer |
| 2007-2010 |
Ford Explorer Sport Trac |
| 2004-2010 |
Ford F-150 |
| 2005-2010 |
Ford F-250 Super Duty |
| 2005-2010 |
Ford F-350 Super Duty |
| 2009-2010 |
Ford Lobo |
| 2006-2010 |
Ford Mustang |
| 2006-2008 |
Lincoln Mark LT |
| 2005-2014 |
Lincoln Navigator |
| 2006-2010 |
Mercury Mountaineer |
| Attributes |
| Advertised Exhaust Duration |
298, 298, 298 |
| Advertised Intake Duration |
265, 265, 265 |
| Amazon ASIN |
B001P265IS, B001P265IS |
| ASIN |
B001P265IS |
| Assembly Lubricant Included |
No, No, No |
| Basic Operating RPM Range |
750-6,400, 750-6,400, 750-6,400 |
| C.A.R.B. E.O. Number |
N/A, N/A |
| C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967? |
Yes, but must meet tailpipe emission standards for year of vehicle., Yes, but must meet tailpipe emission standards for year of vehicle. |
| C.A.R.B. Exempt for On-Road Vehicles? |
No, No |
| C.A.R.B. Exempt for Racing and Off-Road Only Vehicles? |
Yes, but must be a race/competition only vehicle., Yes, but must be a race/competition only vehicle. |
| C.A.R.B. Exemption Reason |
N/A, N/A |
| California Proposition 65 |
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov |
| Cam Type |
Hydraulic Roller Finger Follower, Hydraulic Roller Finger Follower, Hydraulic Roller Finger Follower |
| Camshaft Gear Attachment |
1-Bolt, 1-Bolt, 1-Bolt |
| Camshaft Material |
Billet Steel, Billet Steel, Billet Steel |
| Camshaft Series |
Thumpr NSR (No Springs Required), Thumpr NSR (No Springs Required) |
| Country of Origin (Primary) |
US |
| Emission Code |
Not in CA |
| Engine Family |
Ford 4.6L and 5.4L SOHC Modular 3 Valve 8 Cylinder (2004+), Ford 4.6L and 5.4L SOHC Modular 3 Valve 8 Cylinder (2004+), Ford 4.6L and 5.4L SOHC Modular 3 Valve 8 Cylinder (2004+) |
| Engine Make/Size |
Ford 4.6L 3V, Ford 5.4L |
| Exh. Duration @ .050 in. (Deg) |
262 |
| Exh. Duration Advertised (Deg) |
314 |
| Exhaust Duration at .050 inch Lift |
246, 246, 246 |
| Exhaust Valve Lift |
0.45, 0.45, 0.45 |
| Exhaust Valve Lift (in.) |
0.45 |
| Grind Number |
TH265LL-9, TH265LL-9 |
| Harmonized Tariff Code (Schedule B) |
8409914000 |
| Hazardous Material Code |
N |
| Int. Duration @ .050 in. (Deg) |
242 |
| Int. Duration Advertised (Deg) |
281 |
| Intake Duration at .050 Inch Lift |
226, 226, 226 |
| Intake Valve Lift |
0.45, 0.45, 0.45 |
| Intake Valve Lift (in.) |
0.450 |
| Life Cycle Status Code |
Available to Order |
| Lifter Style |
Hydraulic Roller Finger Follower |
| Lifter Type |
Hydraulic Roller, Hydraulic Roller Finger Follower, Hydraulic Roller Finger Follower |
| Lifters Included |
No, No, No |
| Lobe Separation |
109, 109, 109 |
| NAFTA Preference Criterion Code |
B |
| RPM Range |
750-6400 |
| SDR Required Flag |
N |
| SDS Sheet Number |
N/A |
| Usage |
Street/Performance, Street/Performance |
| Valve Springs Required |
No, No, No |
| Warranty Time |
12 |
| GTIN |
00036584192329 |
