Our cast iron blocks are here, and check out the features!
- Fully CAD designed
- Rigid heavy wall block design
- Cross webbing between banks
- Extra stiff structure linking head bolts through to main caps
- Bay to bay ventilation reduced from GM design for increased structural integrity
- Siamese bores for reduced wall flex
- LSX 6-bolt head design
- Main bearing feed from both oil galleries
- Sump bolts located either side of main cap for added rigidity
- Extra side mounting lugs so engine can be easily located using standard LS mounts
- 4.125″ bore size – 581ci with 3.622″ stroke
Compatible with most LSX components, including;
- Pistons
- Rings
- Rods
- Lifters
- Push rods
- Camshaft and big end bearings,
- Oil pump
- Timing chest
- Rear cover
- Trigger wheels and sensors
- Knock sensors
- Water pump
- Accessory drive
- Engine mounts
