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Thermostat Housing Kit Tee Ball for Mercruiser GM 454 7.4 502 8.2

  • Part #: GLM13221

$455.95

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Thermostat Housing for a Mercruiser with a Big Block V8 GM (454/502) Mark IV and Gen V engines. The mounting holes are 80• from the crankshaft centerline. This item replaces Merc. # 16413A3 & 16413A9. This Thermostat housing replaces the 1 piece design that had the flat cover covering the thermostat. That housing was obsoleted.

GLM No. OEM No. Description Qty.
13520 90736A18 Thermostat Housing Assembly 1
13236 22-98477A2 T-Valve Assy. (Included in 13230) 1
13710 47442A1 Cover 1
13237 12552 Lifting Eye 1
31460 27-47510 Gasket 1
13250 23-47508 Thermostat Sleeve 1
31631 27-41812-2 Thermostat Cover Gasket 1
31560 27-53045-1 Gasket 1
22376 10-14164 Screw 2
21675 12-20553 Washer 2




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