Is the 4.3 a good motor?
Is the 4.3 a good motor? Overall, the 4.3 vortec is a very strong and reliable motor, proven by it being the longest lasting production vortec engine. Generally, these engines are extremely capable of lasting up to 300,000 miles. How much horsepower does a TBI 4.3 have? according to a quick google 4.3 fullsize spec […]