
Image may not depict product actual color, inclusions or accessories
Marvel Mystery Oil is used to extend spark plug life by fortifying properties of engine oil and preventing breakdown caused by extreme temperatures. Can be used on all marine engines, both inboard and outboard. Also improves gas mileage. Oil reduces and prevents varnish and build-up while also reducing acid formation. Safe for catalytic converters and oxygen sensors. When added to gasoline, the oil cleans and lubricates fuel injectors. When added to engine oil, it prevents valve sticking.
Marvel Mystery Oil is used to extend spark plug life by fortifying properties of engine oil and preventing breakdown caused by extreme temperatures. Can be used on all marine engines, both inboard and outboard. Also improves gas mileage. Oil reduces and prevents varnish and build-up while also reducing acid formation. Safe for catalytic converters and oxygen sensors. When added to gasoline, the oil cleans and lubricates fuel injectors. When added to engine oil, it prevents valve sticking.

| Part Number | 013R, 465-013R |
| Weight | 2.00-lb |

Marvel Mystery Oil is used to extend spark plug life by fortifying properties of engine oil and preventing breakdown caused by extreme temperatures. Can be used on all marine engines, both inboard and outboard. Also improves gas mileage. Oil reduces and prevents varnish and build-up while also reducing acid formation. Safe for catalytic converters and oxygen sensors. When added to gasoline, the oil cleans and lubricates fuel injectors. When added to engine oil, it prevents valve sticking.

| Part Number | 013R, 465-013R |
| Weight | 2.00-lb |
Your voice matters. Be the first to leave a review and help other pros shop smarter