Description
SIERRA Head Gasket Set/Kit for Mercruiser, GM 3.7 Liters (4 Cyl) / 18-1277
This head gasket set is manufactured by Sierra.
- PRODUCT CODE: S18-1277
- CONTAINS
DESCRIPTION CODE Intake Gasket S18-0158 Quadrajet Gasket S18-2848 Valve Grind Cover Gasket S18-0685 Head Gasket S18-3878 Exhaust Manifold Mounting Gasket S18-0956-1 Valve Seal S18-4023 - This head gasket set is applicable with the following engine models:
ENGINE/MODEL YEARS SERIAL NUMBERS NOTES Mercruiser 165/3.7L (4 Cyl.) 1987-89 6916779 & Later Intake/exhaust manifold gasket included in kit
, Crankshaft seals not included in short block kit.Mercruiser 170 (4 Cyl.) 1985-86 6916779 & Later Crankshaft seals not included in short block kit. Mercruiser 180/3.7L-LX (4 Cyl.) 1987-89 6916779 & Later Crankshaft seals not included in short block kit. Mercruiser 190 (4 Cyl.) 1985-86 6916779 & Later Crankshaft seals not included in short block kit. Mercruiser 470 1976-82 4208730-6218036 Crankshaft seals not included in short block kit. Mercruiser 470 1983-84 6218037-6916778 Crankshaft seals not included in short block kit. Mercruiser 485 1980-82 5685394-6218036 Crankshaft seals not included in short block kit. Mercruiser 488 1983-84 6170297-6916778 Crankshaft seals not included in short block kit. Weight 0.39 KG, Length 23.1 cm, Height 3 cm, Width 59.2 cm
Additional informationAdditional information
Condition New
Brand Sierra
Shipping Price does not include shipping. Product will be shipped via Toll / Australia Post / Courier. Product can also be collected.
Shipping & DeliveryPrices do not include shipping.
Shipping quotes can be obtained by adding products to the cart and inputting your postcode.
$11.60 Brisbane Express - Postcodes 4000-4209, 4270-4299, 4500-4549, 9000-9725 up to 20kg
Boat Hut uses Toll Ipec Priority Service, Australia Post Express Post and Courier's Please. Boat Hut uses Australia Post or DHL International Service for New Zealand deliveries.
Free Local Pickup – by prior arrangement. We don’t always have all the products at our Acacia Ridge premises, but they may be at our warehouse. Warehouse collections can be arranged by prior arrangement - please contact us to discuss.
Order Tracking provided on all orders.
All orders will be processed within 2 business days - except backordered items. If we are unable to meet this timeframe we will contact you to provide details and options. If we are unable to ship your order within 3 business days we will offer you a refund in full or the option to wait for the goods to come into stock.
We are happy to ship to any country - and will provide a quote upon request. All overseas orders must be paid for via Paypal before your order is shipped.
Above pricing refers to regular size items that will fit in courier satchels - oversized items will require a freight quote.
Boat Hut reserves the right to refuse to fulfil an order that has the incorrect postage / freight collected at the time of sale. We will work with you to rectify the matter, if we are unable to come to a resolution then we will provide a refund in full.
- This head gasket set is applicable with the following engine models:

