Structural Repairs and Completion

Avionics and Structural Upgrades
Spar can perform structural repairs and avionics modifications on virtually any aircraft.
Contact Spar Business Development and Marketing at 905.671.5820 or for more information.

Boeing 737 Fuselage Skin Lap Joint Repairs
Aircraft Engineering Services

Boeing 737
Fuselage Skin Lap Joint Repairs

Mandatory repairs for fuselage skin lap joints are one of the largest service bulletin work packages undertaken by aircraft owners and operators. Spar Aerospace Limited (Spar) has established an enviable maintenance, repair and overhaul (MRO) reputation for successfully completing B737 lap joint repairs as per SB 737-53A1177. With nearly one half million square feet of hangar space and more than 200 highly skilled aircraft maintenance engineers dedicated to commercial MRO, Spar is ideally positioned to meet your lap joint repair program needs.

Spar, with guidance from The Boeing Company, has refined the lap joint repair process for stringers 4, 10 and 14 using one continuous doubler and tripler between production joints. Our success, expertise and record turn-around time has placed Spar at the forefront of MRO facilities currently offering this service.


Aircraft Engineering Services

Spar Aerospace Limited (Spar), one of Canada’s largest and most experienced military aircraft maintenance and modification companies, has an Engineering Services team dedicated to providing engineering services to both the commercial and military aviation sector.

Spar’s engineering team focuses on the needs of the aircraft operator and the aviation industry in Canada. As part of Spar’s highly diversified operations, the engineering department is able to tap into the vast technical expertise that Spar has earned during more than 50 years working in the aviation industry.

Spar has been successful in obtaining a wide range of aircraft repair and modification approvals from both Transport Canada Aviation (TCA) and the Federal Aviation Administration (FAA).

The Engineering Services team is customer focused and offers timely, high quality solutions using advanced technology and expertise.

Engineering and Technology Services for the Commercial and Military Aviation Industry

The Engineering Services team supplies the following services to fixed and rotary wing aviation operators:

Design and Certification Services

Additional Services