Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSSUBARU2010OUTBACK SPORT F4-2.5L SOHCREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSIGNITION SYSTEMSPARK PLUG
2010 Subaru Outback Sport F4-2.5L SOHC
Spark Plug
2010 Subaru Outback Sport F4-2.5L SOHCSECTION Spark Plug
Spark Plug
Thread size (diameter, pitch, length) mm 14, 1.25,19
Spark plug gap mm (in) 1.0 - 1.1 (0.039 - 0.043)
Tightening torque:
RH SIDE
Spark plug 21 N.m (2.1 kgf.m, 15.5 ft.lb)
LH SIDE
Spark plug 21 N.m (2.1 kgf.m, 15.5 ft.lb)
Thread size (diameter, pitch, length) mm 14, 1.25,19
Spark plug gap mm (in) 1.0 - 1.1 (0.039 - 0.043)
Tightening torque:
RH SIDE
Spark plug 21 N.m (2.1 kgf.m, 15.5 ft.lb)
LH SIDE
Spark plug 21 N.m (2.1 kgf.m, 15.5 ft.lb)
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.