Details
- These heads have the protruding glow plug holes
- Internal Injector Sleeves
- 8th digit of VIN is "1"
- This listing is for a pair of Brand New Chevy 6.6 #LB7 cylinder heads
- Reinforced castings make these heads more durable and less susceptible to cracking, should your vehicle overheat
- Fully assembled as pictured, ready to ship and ready to plug and play!