RELIABLE POWER AT SEA
Precision-cast cylinder head supply for the fast attack craft in the Turkish Naval Forces inventory.
IN SERVICE IN THE GENDARMERIE'S INVENTORY
Single-piece cast iron cylinder head produced for the Land Rover vehicles in the Turkish Gendarmerie fleet.
SUPPLYING THE NATIONAL NAVAL FLEET
Cylinder heads machined to tight tolerances, in service in combat ship engines.
TRUSTED FLEET-WIDE
Trusted across entire fleets thanks to our 100% traceable production process, pressure-tested at 6 bar air pressure.
AT THE HEART OF FIREPOWER
High-strength cylinder heads used in the engines of howitzer and artillery systems.
DURABILITY IN ARMORED VEHICLES
Engine block and cylinder head production built to withstand the harsh demands of armored personnel carriers.
POWER SOURCE FOR RAIL SYSTEMS
Pielstick-type cylinder head production used in TCDD TÜLOMSAŞ locomotive engines.
IN UNINTERRUPTED POWER GENERATION
Guascor-type cylinder head production used in cogeneration and generator set engines.
FIELD-PROVEN IN HEAVY CONSTRUCTION MACHINERY
We work with a minimum series production capacity of 50 units for dozer and construction machinery engines.
IN THE FIELD SINCE 1994
The trusted cylinder head supplier preferred by the Turkish Gendarmerie, DSİ and TCDD TÜLOMSAŞ.
Our Founder Ahmet Bayraktutan, 1975
MASB Motorlu Araçlar Silindir Başlığı San. ve Tic. Ltd. Şti.
MASB's foundations trace back to our founder Ahmet Bayraktutan's professional journey, which began in 1975 as a motor rectification apprentice. In 1994 we turned to cylinder head manufacturing and founded MASB Motorlu Araçlar Silindir Başlığı San. ve Tic. Ltd. Şti. Today, at our facility in Konya, we continue cylinder head and engine block production across processes ranging from casting to CNC machining, carrying the craftsmanship tradition that began in 1975 into the future through our commitment to quality and reliable manufacturing.
Our Vision
To be the leading and most trusted regional supplier of casting and precision machining solutions critical to the defense and heavy industries, guided by respect for nature and people.
Our Mission
To be an influential, pioneering and innovative organization that values its people and provides ever greater productive contribution to our country, guided by modern management principles.
Production
Explore our 3-stage production line from casting to quality control.
Learn MoreProducts
Our product catalog across military, heavy-industrial and commercial vehicle segments.
Learn MoreQuality
Our material structure and quality values are customized according to your requirements.
Learn MoreEngine Blocks & Cylinder Heads Manufacturer
Our product catalog across military, heavy-industrial and commercial vehicle segments.
Detroit Diesel Engine 6V53 cyl block asm.
Land Rover TDI 300
GM 6.5L V8 Engine Block Group
GM 6.5L V8 – COBRA CYLINDER HEAD
Detroit Diesel Engine 3 - 6V53 cyl head asm.
Detroit Diesel Engine 149
Guascor HGM 560 Cylinder Head
MERCEDES-BENZ OM352 / OM353 Cylinder Head
MTU 881 Ka 500 Howitzer Engine Cylinder Head
MTU 16V 956 TB 91 Steel Cylinder Head
MTU 16V 538 MD 872A Steel Cylinder Head
MTU 16V 595 TE 90 Cast Iron Cylinder Head
Quality & Standards
Our material structure and quality values are customized according to your requirements.
Every customer's operational needs are different — from material selection to heat treatment, tolerance ranges to surface coating, we tailor our entire quality process to each customer's specific requirements. Backed by independent laboratory analysis and continuous testing protocols, we manufacture every batch with precision beyond standard requirements.
Our Documents
You can access our quality and conformity documents here.
Our TSEK, Ministry of Defense (MSB) and international conformity certificates independently verify that our products meet defense and heavy-industry standards. Every certificate we hold reinforces the trust you place in our quality management system and supply chain.