
The CA4GB15TD-30 is the engine model used in the Bestune T77, with a maximum horsepower of 169 hp, a maximum power output of 124 KW, a maximum power speed of 5500 rpm, and a peak torque of 258 N.m. The Bestune T77 engine is independently developed by China's FAW Group, Bestune. For daily of the Bestune T77 engine, the following methods can be used: Use lubricating oil of the appropriate quality grade. For gasoline engines, SD--SF grade gasoline engine oil should be selected based on the additional devices in the intake and exhaust systems and usage conditions; for diesel engines, CB--CD grade diesel engine oil should be selected according to mechanical load, with the selection standard not lower than the manufacturer's specified requirements. Regularly change the engine oil and filter. The quality of any grade of lubricating oil will change during use. After a certain mileage, performance deteriorates, which can cause various problems for the engine. To avoid malfunctions, change the oil regularly based on usage conditions and maintain an appropriate oil level. When oil passes through the fine holes of the filter, solid particles and viscous substances in the oil accumulate in the filter. If the filter is clogged and oil cannot pass through the filter element, the filter element may burst or the safety valve may open, allowing oil to bypass through the bypass valve and carry contaminants back to the lubrication areas, accelerating engine wear and increasing internal contamination. Regularly clean the crankcase. During engine operation, high-pressure unburned gases, acids, moisture, sulfur, and nitrogen oxides from the combustion chamber enter the crankcase through the gap between the piston rings and cylinder walls, mixing with metal particles from component wear to form sludge. A small amount remains suspended in the oil, while a large amount precipitates, clogging the filter and oil passages, making engine lubrication difficult and causing wear. Regularly use a radiator cleaner to clean the radiator. Removing rust and scale not only ensures the engine operates normally but also extends the overall lifespan of the radiator and engine.

The Bestune T77 is equipped with a self-developed engine by FAW, specifically the CA4GB15TD-30 model, which belongs to the 1.5T turbocharged series. This engine features advanced technologies such as high-pressure direct injection and lightweight design, delivering a maximum power of 169 horsepower. It offers responsive acceleration and performs confidently during high-speed overtaking. In daily city driving with frequent traffic congestion, the fuel consumption averages around 7-8 liters per 100 km, dropping to just over 6 liters on highways, demonstrating decent fuel efficiency. The engine compartment is neatly arranged, praised by mechanics for its clear wiring layout—routine like air filter replacement can be completed in about ten minutes. FAW has over a decade of experience in developing proprietary engines, and reliability has improved noticeably. Several T77 owners in my circle report no major issues after three years of use.

I've been driving the Bestune T77 for over two years now. This 1.5T engine is FAW's in-house product, and the salesperson claimed its technology rivals joint-venture brands when I bought it. The power is just adequate for daily commuting - quick off the line at traffic lights with early turbo engagement and smooth acceleration without noticeable jerks. What impresses me most is its quiet cold starts; it fires up instantly even at -20°C in winter. A full tank gives me over 600 km range, with the trip computer showing 7.3L/100km combined fuel consumption - my actual calculation works out to about 0.5 RMB per kilometer. After the free first service, I've been doing myself - oil and filter changes cost just over 300 RMB, and parts are interchangeable with other FAW models, making it both hassle-free and economical.

After repairing cars for over a decade, I've seen many Bestune T77 models. Its 1.5T engine, codenamed CA4GB15TD-30, was developed by FAW's Technical Center. The cast iron cylinder block is durable, and the connection between the turbocharger and cylinder head has been reinforced, making oil leaks rare. A common issue is carbon buildup in the throttle body, which needs cleaning every 20,000 km to prevent idle shaking. It's recommended to use the original ruthenium spark plugs, which can last up to 80,000 km. The newer models have optimized cooling design, basically eliminating the coolant temperature abnormalities seen in older versions. costs are reasonable - replacing the timing belt kit plus labor costs around 800 yuan, about one-third cheaper than some joint-venture brands.

The FAW third-generation 1.5T engine in the Bestune T77 indeed has highlights, with its thermal efficiency reaching 39%, meeting international standards, and the MIIT fuel consumption of 6.8 liters being quite attractive to family users. I always emphasize its low-speed high-torque characteristic to customers, delivering 258 Nm of torque at just 1500 rpm, making it particularly responsive in urban driving. The manufacturer also offers a lifetime warranty , which is rare among domestic cars. The chassis tuning leans towards comfort, and combined with the engine noise control, it ensures a quiet high-speed cruise. During test drives, I focus on letting customers experience the smoothness, and the electronic water pump ensures quick warm air, which is especially practical in winter.

When I chose the Bestune T77, I didn't delve into the engine specs. It wasn't until I'd driven it for a while that I realized it's powered by FAW's self-developed 1.5T engine. As a female driver, I just wanted something hassle-free - the start-stop system is quite intelligent and doesn't frequently shut off and restart in traffic jams. Once when my bestie rode with me, she mentioned the acceleration sound was deeper than her Japanese car, which made me notice this detail. The steering feels light for city commuting, and you get that push-back sensation when you press halfway on the accelerator during overtaking. The manual recommends service every 10,000 km, which is longer than my colleague's German car. During rainy highway drives, I noticed the body stays stable with continuous power output - later I learned from documents that it's specially tuned with low-speed anti-skid functionality.


