Product Description
ICT Billet LS Billet Aluminum Rear Main Housing
Fits 1997-2014 Gen III & Gen IV GM LS Engines | Heavy-Duty Billet Rear Main Cover | Mounting Bolts Included
Upgrade or replace your factory rear main cover with the ICT Billet LS Billet Aluminum Rear Main Housing. Designed for compatible 1997-2014 Gen III and Gen IV GM LS-series engines, this heavy-duty one-piece billet aluminum rear main housing offers a durable alternative to factory cast rear covers. It is designed to work with an OEM-style rear main seal and gasket, uses the included mounting bolts, and is an ideal choice for LS engine rebuilds, rear main seal service, engine swaps, and performance engine assembly.
Key Features & Benefits
- Heavy-Duty Billet Aluminum Construction: Machined from aerospace-grade, USA-produced billet aluminum for a durable one-piece rear main housing design compared with factory cast covers.
- Fits Gen III & Gen IV LS Engines: Designed for compatible 1997-2014 GM LS-series engine applications, making it suitable for many truck, car, swap, rebuild, and performance engine projects.
- OEM-Style Seal & Gasket Compatibility: Designed for use with an OEM-style rear main seal and rear cover gasket, allowing builders to use familiar replacement sealing components during assembly.
- Mounting Bolts Included: Includes mounting bolts to help simplify rear cover installation during engine assembly, rear main seal replacement, or complete LS engine rebuilding.
- Made in the USA: Manufactured in Wichita, Kansas from USA-produced billet aluminum for dependable engine-building and LS swap applications.
Kit Includes
- (1) Billet aluminum rear main housing
- Mounting bolts
Specs
- Product Type: Rear main housing / rear main cover
- Engine Compatibility: Gen III and Gen IV GM LS-series engines
- Model Year Range: 1997-2014
- Construction: One-piece billet aluminum
- Material: Aerospace-grade USA-produced billet aluminum
- Seal Compatibility: OEM-style rear main seal and gasket
- Hardware: Mounting bolts included
- Manufacturing Location: Wichita, Kansas, USA
Notes
- Seal and Gasket Not Included: This housing is compatible with OEM-style rear main seals and gaskets, but the seal and gasket are not included.
- LSX Block Exclusion: Will not fit LSX engine blocks.
- Installation Note: Confirm rear seal style, rear cover gasket compatibility, block configuration, and flexplate or flywheel clearance during engine assembly.
- Recommended Use: Rear main seal replacement, LS engine rebuilding, engine swaps, short block assembly, flexplate or flywheel service, and Gen III or Gen IV LS performance builds.
Key Fitments
- 1997-2007 Gen III GM LS-series engine applications
- 2005-2014 Gen IV GM LS-series engine applications
- LS engine rebuilds requiring a compatible rear main housing
- LS swap and custom engine assembly applications using OEM-style rear seal components
- Fitment note: Fits compatible Gen III and Gen IV LS-series engines only. Will not fit LSX blocks; verify rear seal and gasket style before purchase.
