Tools

Goodson .375" x .500" Core-Drill/Reamer CDR-7197G Top quality, high speed steel Prepare the guide bore for standard 1/2" OD valve guide inserts Fit Serdi seat and guide machines 3/8" shank with flat for use with Serdi machines For best results,...

Goodson .375" x .625" Cobalt Core-Drill/Reamers CDR-625-CB Pilot Size: .373" OD: .625" Save time by drilling and reaming in a single pass These top quality cobalt core drill/reamers have a 1/2" round shank For best results, limit speed to 175...

Goodson .385" Top Expanding High Speed Steel Pilot Expanding valve guide pilots have a range of up to .020" from smallest to largest dimensions. Come complete with collet and expander. NOTE: Do NOT use expanding pilots with multi-angle valve seat...

Goodson .385" Top Replacement Pilot for Sioux Seat Wheel Dresser 1718A .385" Top Fits Sioux 1716 Seat Wheel Dresser (no longer available from Sioux)

Goodson .385" Top Solid-Tapered High Speed Steel Pilot 7.50" OAL  Top: .385" Overall Length: 7.50" Taper: .0006"

Goodson .389" Top Pilot Valve Seat Stone Holder Sioux Style This New Generation Valve Seat Stone Holder by Goodson is designed to work with your .389" Pilot and features 11/16" x 16 threads. Built to Goodson's exacting standards and...

Goodson .415" OD Valve Guide Cutter .312" Pilot VSC-415312 Use these cutters to face the guide top, size the guide OD and chamfer the guide top to prevent seal damage. Also great for cutting spring seals. This tool assembly includes a .415" OD cutter...

Goodson .423" OD Valve Guide Cutter .312" Pilot VSC-420312 Use these cutters to face the guide top, size the guide OD and chamfer the guide top to prevent seal damage. Also great for cutting spring seals. This tool assembly includes a .423" OD cutter...

Goodson .428" OD Valve Guide Cutter .312" Pilot VSC-428312 Use these cutters to face the guide top, size the guide OD and chamfer the guide top to prevent seal damage. Also great for cutting spring seals. This tool assembly includes a .428" OD cutter...

Goodson .437 Top Pilot Flex Drive Stone Stabilizer Assembly w/Bushing 031-0126-60 Balanced body runs on ball bearings around a stationary inner sleeve Sleeve is keyed to the pilot, preventing rotation, vibration and friction Stone holders are...

Goodson .437 Top Pilot Flex Drive Stone Steel Coupling 031-0304-10 Balanced body runs on ball bearings around a stationary inner sleeve Sleeve is keyed to the pilot, preventing rotation, vibration and friction Stone holders are rebuildable Heavy...

Goodson .437" ID #7 Orifice Rebuild Kit GB-7-OK This rebuild kit includes a 437" ID Ceramic Nozzle measuring 7/8" OD x 1-3/8", a #7 Orifice, Lock Nut and O-Ring. All parts also sold separately.