Golen Engine Service's new line of LS based extreme performance short blocks and long blocks are here! This line of engines dubbed the "LS X-treme" series features cubic inch sizes from the potent 383 to the monster 427. From tough iron block 408s for forced induction to the LS2 402 featuring L92 heads it's all here. All LS X-treme short blocks and long blocks have forged internals to withstand everthing you can dish out.  CLICK HERE!

Golen Engine Service is now using Lloyd Elliott for our LT1 Head porting on the 383/440hp, 383/480hp and 396/520hp LT1 long block engines. With Lloyd's much sought after head porting expertise and Golen's rock solid short blocks, your performance engine building project will start with a strong, reliable foundation that gives you exceptional performance. Check out our new 383 Super Charger LT1 long block which also has the LE porting, it has the capabilities of over 600 RWHP!