Mercruiser Alpha One Parts and Repairs

Mercruiser Manifold & Riser 4" Kit V8 GM 1985-2002

For 5.0L, 5.7L GM/Chevy 200, 228, 230, 898 and 260 models with 305/350 Kit includes screws, gaskets for installation (GLM 31100 and 30270) Center rise exhaust manifold and elbow. Not compatible with 'log style'. 30% more water flow area than the original OEM version 3 year GLM Marine warranty Mercruiser Exploded View Outdrive Drawings click here

51230-51140 Exhaust manifold kit V8 350-305

P/N 51230-51140 Exhaust assembly kit Replaces 860246A10 and 98504A3 $333.95 US $442.95 CDN Included P/N 51230 Manifold / 860246A10 P/N 51140 Riser / elbow assembly / 98504A3 P/N 31100 Mounting gasket / 27-33395 P/N 22381 Steel screws / 10-43749 x 4 P/N 30240 Riser gasket / 27-863724 P/N 13990 Drain plug with o-ring / 22-806926A1 P/N 21891 Plug 3/4-14 (Steel) / 22-41622

Photo	Description / OEM #	Price (USD)	Price (Canadian)
51230	P/N 51230 Port or starboard GM/Chevy V8 exhaust assembly with gasket. 860246Q11	$190.95	$251.95
89120	P/N 89120 Upper bellow for 4 inch riser P/N 51140. Does not work with P/N 51110. 32-44348T	$34.95	$45.95
58232	P/N 58232 Complete V8 port and starboard kit including gaskets, screws and drain plugs. For 5.0L 305 and 5.7L 350 GM/Chevy motors, center rise style. Includes P/N 51230 Assembly / 860246Q11 x 2 P/N 51140 Elbow (4 inch) / 807988A2 x 2 P/N 31100 Gasket / 27-33395 x 2 P/N 30240 Gasket / 27-863724 x 2 P/N 13991 90 degree hose fitting / 22-806926 x 2 P /N 13992 Drain plug / 22-806608A02 x 2 P/N 80140 O-ring for plug / 25-45253 x 2 P/N 22381 Stud / 10-43749 x 8	$598.95	$790.95
89130-89120	P/N 89130-89120 Upper bellow and lower bellow set for 4 inch riser. 32-14358001-32-44348T	$59.95	$78.95
15201 Water pump	P/N 15201 Circulating water pump for 5.0L 305, 5.7L 350 small block motors. Fits both metal composite timing chain cover 850399-1   Features include Stainless Steel Backing Plate Stainless Steel Machined Brass Impeller Bi-Directional & Balanced Seal Cup & Spring	$96.95	$127.95
31100-30240	P/N 30240-31100 Installation gasket set. P/N 30240 x 2 and 31100 x 2 included.	$21.95	$28.95

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