P0171 is a diagnostic trouble code that means the engine’s air-to-fuel mixture on Bank 1 is too lean, with too much air relative to the amount of fuel being delivered. The most common cause is a ...

Q: Will Late 350 Chevy TBI Heads Work on a Carbureted '70s Short-Block? A:I have a '72 350 Chevy engine without the original heads. Can '90 350 throttle-body injection (TBI) heads off a 1500 Chevy ...

The Reform and Opening policy of the 1970s helped China enter a new era of legal construction. In 1979, the Standing Committee of the National People's Congress (NPC)—China's top legislature—adopted ...