This O-ring and mounting hardware kit is designed to OEM standards for LS1/LS2/LS6 intake manifold installation, delivering a proper seal and easy bolt-up.
Specifications:
- Engine: GM LS1/LS2/LS6
- Material: Molded O-Ring
- Port Shape: Cathedral Port
- Port Size: Stock
- Contents: (8) O-Rings, (10) Screws and Washers
- Warranty: Manufacturer's Limited 90 Day Warranty
- Part Number: 870002
FAQ
What manifolds is this O-ring kit designed for?
It's built for LS1/LS2/LS6 intake manifolds with a cathedral port shape at stock port size.
What's included in the kit?
The kit includes 8 molded O-rings and 10 mounting screws with washers.
Does this kit fit other engine platforms?
The O-ring and hardware bolt design also accommodates GM LS3/L92, Ford 4.6L 3-valve Mod-Motor, and Ford 5.0L Coyote platforms, though this specific kit's port shape is matched to LS1/LS2/LS6 cathedral ports.

