The 4.0 Litre Cylinder Head machining was purchased from: Valiant International Corporation for floor standing conveyor automation and parts washer; Ingersoll Production Systems Corp., Utica Enterprises (Snyder and Lamb Technicon (Western Atlas) for machining operations; Gilman for assembly and dunk test; and Tocco for valve seat hardening.

Operation	Description	Equipment
305	Manual system load of Cylinder Head castings.	Valiant Int'l
310	Rough Mill valve stem faces and rocker faces. Finish Mill manifold face, valve cover face, joint face, side rail - joint side and side rail - valve cover side. Machine cycle time = 24.0 seconds Pieces per hour = 150	Ingersoll Prod. Systems
315	Drill & Ream manufacturing holes and head alignment dowel holes. Spotface, drill, chamfer & tap coil holes and accessory hole. Machine cycle time = 24.0 seconds Pieces per hour = 150	Ingersoll Prod. Systems
320	Drill, Rough Form & Spotface intake and exhaust valve holes. Drill & Tap pedestal bolt holes. Drill valve cover, pipe plug, water and head bolt holes. Machine cycle time = 24.0 seconds Pieces per hour = 150	Utica Enterprises
330	Finish Hollow Mill & Spotface intake and exhaust valve spring seats and seals. Drill & Tap manifold and thermostat boss. Spotface spark plug and bolt holes. Mill pedestal bosses and thermostat boss. Spotface & Finish Bore rear face cup plug hole. Machine cycle time = 24.0 seconds Pieces per hour = 150	Utica Enterprises (Snyder)
340	Drill push rod and right side holes. Drill & Tap spark plug holes. Tap valve cover and pipe plug holes. Finish Form intake and exhaust valve seats, upper & lower qualifier, valve throats, valve guide and valve spring seats. Machine cycle time = 24.0 seconds Pieces per hour = 150	Lamb Technicon (Western Atlas)
350	Parts Washer. Machine cycle time = 24.0 seconds Pieces per hour = 150	Valiant Int'l
10	Apply Loctite & Install Cup Plug in water jacket hole. Apply Loctite & Install Pipe Plug in drain holes. Leak Test water jacket. Machine cycle time = 24.0 seconds Pieces per hour = 150	Gilman
12	Dunk Test water jacket. (Back up to oper. #10) Machine cycle time = Manual
20	Induction Harden exhaust valve seats. Machine cycle time = 24.0 seconds Pieces per hour = 150	Tocco
30	Final Inspection. Machine cycle time = Manual	Utica Enterprises (Snyder)

Please contact Gibbs Machinery Company, Joe Gibbs via email at joeg@gibbsmachinery.com for more information.