Hot Racing 36mm aluminum full coverage water cooling jacket for the Traxxas DCB M41 and Spartan. FEATURES: - CNC machined billet aluminum construction- Full water coverage machined water buffer tank for increased heat transfer- O-ring seals for leak mitigation- Dual water pickup for additional cooling- Black anodized finish for durability, corrosion resistance, and great looks- Secondary processed machining exposes aluminum for enhanced aesthetics- Installs on Traxxas 36mm marine motorYOU WILL RECEIVE: - One (1) aluminum cooling jacketSPECIFICATIONS: - length: 63mm (2.5 inches)- Inner diameter: 36mm (1.4 inches)- Outer diameter:51mm (2.04 inches)- Weight: 3.2ozREQUIREMENTS: - Adding a second water line with a water outlet - Installing on motor and attaching linkage, water line, and dual water outletCOMMENTS: - Replaces Traxxas TRA5760 rubber water cooling jacket description revised by: PP January 4, 2017