API SL Certified, Lucas Synthetic SAE 50W MC Oil is specially formulated with the finest base oils and exclusive Lucas high performance additives for all 4-stroke air cooled V-Twin / Opposed Twin / Slant Twin engines made after 1984.
OMG unbelievable! I put the 12 oz as suggested and less than 4oz on tranny and clutch. I drove my Harley and I was amazed how quiet and smooth the sound of shifting gear. The engine is quiet as well with no metal noise. I'm impressed! Thanks for this product.