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Mercruiser/OMC & Volvo Thermostat 807252T1 Our Price: $14.59 Mercruiser Thermostat 807252T2 Our Price: $24.35 Mercruiser Thermostat 59078 Our Price: $25.89 Thermostat (GLM) - For Mercruiser V6 & V8 Chevy engine and Ford V8 engine 140Degree OEM: 807252T1 - For OMC & Volvo 140Degree OEM: 876305 Sierra: 18-3551 Thermostat (GLM) - For Mercruiser - Fits Chevrolet V6 & V8 Engine 160Degree OEM # 807252T2 Sierra: 18-3649 Thermostat (GLM) - For Mercruiser 4 & 6 Cyl. inline Chevy engine 140Degree OEM # 59078 Sierra: 18-3550 Mercruiser Thermostat Kit 807252Q5 Our Price: $31.19 Mercruiser Thermostat Kit 807252Q4 Our Price: $33.90 Thermostat Kit Our Price: $212.49 Thermostat Kit (GLM) - For Mercruiser Fits Chevrolet V6 & V8 engines late model with 160Degree thermostat - Kit Contains: Thermostat GLM # 13100, OEM # 807252T2 Gasket GLM # 31510, OEM # 27-48818-1 Gasket GLM # 32700, OEM # 27-806871 Gasket GLM # 31560, OEM # 27-53045-1 Gasket GLM # 31460, OEM # 27-47510 Gasket GLM # 31670, OEM # 27-33179-2 OEM # 807252Q5 Sierra: 18-3647 Thermostat Kit (GLM) - For Mercruiser V6 & V8 Chevy engines with 140Degree thermostat 140Degree - Kit Contains: Thermostat GLM # 13030, OEM # 807252T1 Gasket GLM # 31460, OEM # 27-47510 Gasket GLM # 31560, OEM # 27-53045-1 Gasket GLM # 31630, OEM # 27-41812 Gasket GLM # 31670, OEM # 27-33179-2 O-ring GLM # 82250, OEM # 25-30224 OEM # 807252Q4 Sierra: 18-3668 Thermostat Kit 130 Degrees (Sierra) O.E.M. - Mercruiser - Fits: 200 3.0L DFI DTS (ALL), 200 3.0L EFI (2003 & Up)(OT750164 & Up), 200 DFI (1997 & Up)(OG386496 & Up), 225 3.0L EFI (1999 & Up)(OG760300 &Up), 225 3.0L EFI SeaPro (2004 & Up)(OT801000 & Up), 225 3.0L DFI DTS (2003 & Up)(OT599000 & Up), 225 DFI (1998 & Up)(OG590000& Up), 250 3.0L EFI (1999 & Up)(OG760300 & Up), 250 LOng 3.0L EFI (OT861319 & Up) Mercruiser Thermostat Housing Kit 16413A3 & 16413A9 Our Price: $379.59 Thermostat Housing Kit (GLM) - For Mercruiser V6 & V8 305/350 CID Chevy Engines Replaces 16413A3 & 16413A9 Intake manifold bolt holes at 90Degree from the crankshaft centerline - Kit Contains: Thermostat Housing Assembly GLM # 13230, OEM # 87290A4 Tee Valve Assembly (Included in 13230) GLM # 13236, OEM # 22-98477A2 Cover GLM # 13220, OEM # 47441A1 Lifting Eye GLM # 13237, OEM # 12552 Gasket GLM # 31460, OEM # 27-47510 Thermostat Sleeve GLM # 13250, OEM # 23-47508 Thermostat Cover Gasket GLM # 31631, OEM # 27-41812-2 Gasket GLM # 31560, OEM # 27-53045-1 2 Screw GLM # 22376, OEM # 10-14164 2 Washer GLM # 21675, OEM # 12-20553 OEM: 87290A23 DOES NOT INCLUDE THE THERMOSTAT NEED HELP FILL OUT OUR -> PARTS REQUEST FORM