Thermostat Housing With 1.25-Inch Connector Compatible With B And D Series

Compatible with B-Series engines from 1988 to 2001 and D-Series engines from 1988 to 2000, excluding D16Z6.This thermostat housing is a direct replacement for the unit and installs in the factory location beside the intake manifold, secured with two bolts.The housing is CNC machined from billet aluminum and features a 1.25-inch connector.The radiator outlet maintains the upward angle.The water outlet port is threaded to accept standard 1.25-inch radiator hose fittings or 12AN/16AN fittings.The thread size is 16OR (1-5/16-12 SAE) with an sealed port.Two additional ports are included: one for the fan switch and one 1/8 NPT accessory port, with a plug provided for the 1/8 NPT port if unused.An M6 threaded hole is included for the engine harness ground ring.Two hole locations accommodate fitment across all listed B-Series and D-Series applications.Slight modification may be required for some transmissions.May not fit with some scattershields.

• Model Compatibility: Fits B and D series engines as a direct replacement thermostat housing.Connector Specification: Includes a 1.25-inch connector matching the standard size specified in the.Functional Purpose: Restores thermostat housing function for proper engine coolant temperature regulation.Material Configuration: Features a thermostat housing paired with a 1.25-inch connector.Installation Application: Designed for use as a replacement part on B and D series engine applications.