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Active filters
O2 wideband sensor sampling block with vent screw for reliable service access.
Precision laser-cut support for Harley Davidson® M8 engines with wrinkle black powder-coat; made in the USA; adapter kit 3801-0444 available.
Professional-grade tester with intuitive controls, rugged housing, and modular expandability for fast, repeatable fault isolation.
Fast, all‑in‑one bung kit for O2 sampling and tuning; includes insertion tool, drill bit, sampler blocks, tubing, 25 rivnuts, screws and copper washers.
Includes 25 each of bungs, plugs and copper washers.
Precision-machined for accurate removal. Built for exceptional strength. Heat-treated for durability. Individually packaged with instructions.
Designed to remove and install the primary clutch jam nut. 3/4" square drive for secure fit.