The billet STM Evo 8/9 water pump block off plate is designed for racecars allowing you to completely block off / remove your water pump. Perfect for cars running a filled block. Made in house at STM from 6061 billet aluminum and includes 5 stainless bolts for a flush, clean install.
Vehicle Fitment:
2003-2006 Mitsubishi Lancer Evolution VIII-IX
Features:
• 6061 billet aluminum
• 3/8″ thick
• Stainless bolts included
• USA Made
Purchase Includes:
(1) Water Pump Block Off (WPBO)
(5) M8x1.25×12 Bolts (5MM Head) (STM-11509599)
Also Available:
STM Block Off with -16ORB
Notes:
Redesigned in November 2024, now made in-house at STM from billet aluminum.
See more STM Products





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