LSx SHORT BLOCKS

Golen Engine Factory Replacement Short Block

FACTORY
REPLACEMENT LS SHORT BLOCKS

Our Factory Replacement Series short blocks are a great solution for your worn out LS factory power plant. We start off with all new GM blocks and cranks and then add a set of Scat 4340 forged steel rods and then top if off with a set of Speed Pro Hypereutectic Pistons. We build each Ls short block engine back to stock specs so you can use your factory or aftermarket performance cam and heads for a quick and easy install. Browse our ls short blocks for sale below and feel free to call our sales department to discuss your project today.


  • Perfect replacement for your worn out LS short block
  • All new parts from GM, Scat and Speed Pro
  • Balanced and Blueprinted
  • See list of Ls1 short blocks and others below

Questions? Give us a call at 1-800-591-9171 or Contact Us and we’ll get in touch with you right away.

ENGINE SIZEBASE PRICEVIEW DETAILS
5.3L LS1$3,499View Specs
5.7L LS1 / LS6$3,699View Specs
6.0L LS2$3,999View Specs
6.0L LY6$3,799View Specs
6.2L LS3$4,499View Specs
Golen Engine Street / Strip Short Block

STREET / STRIP
LS SHORT BLOCKS

Our line of Street/Strip short blocks are a great start to your performance build. We start with brand new GM blocks and bring them through our machine shop where the cylinders are honed to ensure they are round and straight, crankshaft mainlines are line honed and oil clearances set on both main and connecting rod housings. From there we use new GM factory crankshafts, Scat 4340 forged steel connecting rods with ARP bolts, Mahle Motorsports forged pistons, Plasma Moly rings and Clevite Main and Rod Bearings. Rotating assemblies are balanced and all components are carefully inspected and cleaned before the final assembly. Call our experts to upgrade your engine’s performance with high quality Ls short blocks today.


  • Good for up to 550hp
  • Great start for your street performance build
  • Balanced and Blueprinted

Questions? Give us a call at 1-800-591-9171 or Contact Us and we’ll get in touch with you right away.

ENGINE SIZEBASE PRICEVIEW DETAILS
5.7L LS1 / LS6$4,299View Specs
6.0L LS2$4,299View Specs
6.0L LY6 / LQ9$3,899 / $3,599View Specs
6.2L LS3$4,699View Specs
Golen Engine LSx Competition Short Block

LSx COMPETITION
SHORT BLOCKS

Our line of Competition LSx Short Blocks are built from top quality components from well known manufactures such as GM, Callies, Mahle Motorsports, Wiseco, Clevite and ARP. We start with all brand new GM blocks as a rock solid foundation for each build and then performance machine and prep each one in house. We balance and blueprint each engine to exact tolerances before we final assemble.


  • Good for up to 750hp
  • Balanced and Blueprinted in house
  • Custom LSx short block builds available

Questions? Give us a call at 1-800-591-9171 or Contact Us and we’ll get in touch with you right away.

ENGINE SIZEBASE PRICEVIEW DETAILS
402ci LS2$5,399View Specs
408ci LY6 / LQ9$4,999 / $4,699View Specs
416ci LS3$5,899View Specs
427ci LS7$7,199View Specs
440ci LS7$7,299View Specs
454ci LSx$7,199View Specs
454ci RHS$9,299View Specs
502ci RHS$11,499View Specs
LSx Competition Boosted Short Block

LSx COMPETITION BOOSTED SHORT BLOCKS

This series of high performance ls short block engines works great for both Centrifugal and Twin Screw Style Super Chargers and can be custom built to work with Turbo Chargers as well. With quality parts such as Callies Forged Crank and Rods, Wiseco Forged Pistons and Clevite H-Series Performance Bearings they are able to handle big power!!!


  • Good for up to 1500hp
  • High Performance Boost Ready for LS Based Cars and Trucks
  • Great for Centrifugal and Twin Screws Superchargers
  • We can Custom Build for Turbo Applications
  • Many Options Available

Questions? Give us a call at 1-800-591-9171 or Contact Us and we’ll get in touch with you right away.

ENGINE SIZEBASE PRICEVIEW DETAILS
408ci LY6 / LQ9$5,199 / $4,699View Specs
416ci LS3$6,199View Specs
427ci LS7$7,499View Specs
427ci LSx$8,499View Specs
427ci RHS$9,899View Specs

Get 6 Months to Pay With Blispay

Feel free to call our sales dept to discuss your project today at 1-800-591-9171 

or contact us by email.

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