Extang Endure ALX Tonneau Cover - Black - 5 ft 6 in Bed - Toyota Fullsize Truck 2007-21 SF52513 Since the vast majority of

Since the vast majority of aftermarket crankshafts and blocks use the 2 piece seal style crankshaft

670 in Bore

SX Pistons are Blower

Un-Cluttered Operation

Extang Endure ALX Tonneau Cover - Black - 5 ft 6 in Bed - Toyota Fullsize Truck 2007-21 SF52513 Since the vast majority ofROTARY LATCH Unique among tri fold covers, the ALX uses a simple "twist & lift" function to open and close the cover without the use of tailgate clamps. WEATHER RESISTANT Extruded side weather seals offer the ultimate all weather protection to guard your gear from the elements. ENDURASHIELD PANELS EnduraShield TPO coated folding panels resist dents, scratches, and UV induced fading, and are capable of supporting up to 600 lbs. of evenly distributed