Hard Blok Engine Block Filler - Short Fill - (2) 6-1/4 lb. Bags Battery Charger The flange is sealed at

The flange is sealed at the manifold with an O-ring

see below for general guidelines MG LS-Series Engine Recommendations: 4

this design minimizes the outside diameter of the flange reducing the weight by 2 lbs

Crush Washers / D-Rings / Snap Rings Included

Know the course

Hard Blok Engine Block Filler - Short Fill - (2) 6-1/4 lb. Bags Battery Charger The flange is sealed atHard Blok Water Jacket Filler Is a Specially Formulated, Cement Based Product With Refined, Size Graded Iron Particles Combined At An Optimum Ratio To Provide Maximum Strength, Vibration Dampening, and Heat Dissipation Required In High Performance Race Engines. Its Coefficient Of Thermal Expansion Is Identical To Cast Iron Engine Blocks. Product Has Been Tested and Proven Effective In Aluminum Blocks. Remains Stable At All Operating Temperatures. Does