On a valve-in-block 8HP with an RJ19LM or equivalent plug, it is 0.030"
Our Techumseh 8HP has a Champion J8C
For an 8hp engine, the specific spark plug required can vary depending on the manufacturer and model of the engine. Common spark plugs used in small engines, including 8hp models, are often designated as types like NGK BPR6ES or Champion RJ19LM. Always refer to the engine's manual or specifications for the exact spark plug model recommended for optimal performance.
I have an early 90's 2cyl, 8hp, 2-stroke and the gap is .040.
The spark plug gap for an 8HP Tecumseh engine using a J-8 spark plug is typically set at 0.030 inches (0.76 mm). It's important to regularly check and adjust the gap to ensure optimal engine performance and efficient ignition. Always refer to the specific engine manual for the most accurate specifications.
It is around a 5 hp. *this is incorrect: the ones they sell currently would be more in the 7.5-8hp range, seeing as an equally featured 190cc briggs and stratton engine is 6.75hp on a lawn mower the additional 15cc bump it up to around 8hp.
Capacity is 36 ounces. I highly recommend you use Synthetic oil in this air cooled engine. Change it once each year.
A Briggs & Stratton 8 HP engine typically requires about 20 ounces (or 0.6 liters) of oil. It's important to check the owner's manual for the specific engine model for the correct oil capacity and type, as variations can exist. Always ensure the engine is level when checking or adding oil to maintain accurate readings.
For an 8hp Briggs & Stratton engine, it is recommended to use SAE 30 weight oil for warmer temperatures and 5W-30 for colder conditions. Always check the owner’s manual for specific oil recommendations, as some models may have unique requirements. Ensure the oil meets the API service classification for small engines. Regular oil changes will help maintain engine performance and longevity.
Briggs straitton
For an 8 HP Briggs & Stratton engine, the oil capacity is typically around 20 ounces (0.6 liters) or 0.5 quarts. However, it's essential to check the owner's manual for your specific model, as capacities can vary slightly. When adding oil, ensure the engine is on a level surface and check the dipstick to avoid overfilling.
one reason for this is the air inlet on the petrol cap is blocked or too small causing a vacuum in the petrol tank and starving the motor.
First change the oil. Then before trying to start squirt someoil (about to table spoons) into the spark plug hole, replace plug and try starting.