The increase in price target by Goldman Sachs from $78 to $87, while maintaining a Neutral rating, suggests a positive outlook on Timken's stock value in the short term. This adjustment reflects an expectation of improved performance or valuation metrics that could lead to a higher stock price, making it a potentially attractive investment opportunity. However, the Neutral rating indicates that the stock might be fairly valued at its current price, balancing the potential for growth against existing risks.