3/8" Internal Nut Wrench with 1/2" square drive. This wrench is designed specifically to install and remove Lycoming Narrow Deck (ND), IO-390, and IO-580 internal wrenching nuts.

A 10X magnifying loupe of the highest optical quality with excellent resolution and perfect illumination. This is the type of tool is recommended by spark plug manufacturers such as Champion for the inspection of spark plug firing end insulators.

Size 4" to 4-1/2", 120 Grit Silicon Carbide. For cylinder bore reconditioning. Provides proper finish for cylinder wall breaking without expensive fixtures.

Hastings Quick Change Bands are a fast and efficient way to install piston rings on all types of engines. Use them with the Hastings Ring-O-Matic Pliers (p/n 1670). Fits piston sizes: 5-1/2" to 5-3/4".

Lapping/seating valves in engines, for optimum performance. Grease mix type is the next most widely used. It retains its texture and lubrication properties during extended lapping or grinding and leaves a rust preventing film on the surface. 1LB can.

Installs rings from 3" (76.2mm) to 5" (127mm). Superior to regular ring compressors in the following ways: Low Friction! Wrinkle band cuts friction in half. Ring slides in easily; Wrinkle Band can't slip down into cylinder

Cleans carbon from piston ring grooves. Easily adjustable. Blades included for five most popular piston groove sizes: 5/64", 3/32", 1/8", 5/32", 3/16". Insert blade into piston groove with slight pressure.

Size 3-1/2" - 4", 120 Grit Silicon Carbide. For cylinder bore reconditioning. Provides proper finish for cylinder wall breaking without expensive fixtures.

1/4-20. 1/4 in hole diameter, 20 threads per inch. Includes 24 inserts, insertion tool, and tap.

This tool simplifies magneto timing on TCM (Continental) series C85, C90, and O-200 engines. No protractor on the spinner required, or other complicated tooling. Simply place it over the prop nuts and sight down the casing split to set the timing.

Heavy duty oil filter cutter opens any spin-on type oil filter quickly and efficiently, including the new Champion dash 1 series with the heavier base.

Simply attach this assembly to the end of your engraver (not supplied) and you're all set to clean away lead deposits from your spark plug.