SLP POWER DOME HEAD SET AXYS 800 6-8 000 FT 12-409

SLP POWER DOME HEAD SET AXYS 800 6-8 000 FT 12-409. The vendor part number is 12-409. Read title carefully to know what you are getting. Here is the catalog descrion NOT the title?

• Latest in SLP cylinder head technology
• More horsepower with less detonation
• Improved combustion efficiency
• Improved throttle response in midrange