V6 Mercruiser manifold & riser 4" kit 4.3 liter 1985-2002

4.3 Liter V6 Chevy manifold and 4 inch riser kit
for 185, 205, 262 models

Last updated on 11/8/2023

Includes center rise manifold and matching elbow
Kit also includes bolts/screws for riser, and all gaskets
Mercruiser exploded view outdrive drawings
Riser is 4 inch outlet length at 7 degrees
For 185, 205, 262 models
3 year warranty from GLM Marine

V6 Mercruiser manifold

51220-51140 Exhaust manifold set V6 Chevy

P/N 51220-51140 Manifold assembly kit – Replaces Mercury 99746A17 and 807988A2. Includes installation hardware and mounting gaskets.

$361.95 US

$ 375.89 CDN

Included

P/N 51220 manifold OEM 99746A17
P/N 51140 Cast iron elbow / 807988A2
P/N 22381 Steel screws / 10-43749 x 4
P/N 30240 Riser gasket / 27-863724
P/N 32170 Gasket / 27-99757
P/N 21892 Plug / 22-41622

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Description / OEM #

Price (USD)

Price (Canadian)

58222

P/N 58222 Complete V6 manifold kit for both port and starboard with gaskets, screws and drain plugs. For 4.3L GM/Chevy motors, center rise style.

Includes
P/N 51220 Assembly / 99746A17 x 2
P/N 51140 / 807988A2 Elbow (3 inch or 4 inch) x 2
P/N 32170 Gasket / 27-99757 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 22391 Stud / 16-49545 x 8
P/N 21248 Flange nut / 11-46335 x 8

$799.95

$ 1,298.89

32170 Gasket

P/N 32170 Exhaust gasket for P/N 51220.

27-99757

$6.95

$ 11.89

51140 elbow

P/N 51140 Replacement 4″ 7 degree elbow assembly without spacer. Includes mounting hardware and gasket.

807988A2

$143.95

$ 268.89

58992 Conversion kit

P/N 58992 Complete conversion kit from 1 piece exhaust assembly to 2 piece center rise style.

Included
P/N 51220 Exhaust manifold assembly
99746A17 x 2
P/N 51140 Elbow 807988A2
3 inch or 4 inch) x 2
P/N 32170 Gasket
27-99757 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 22391 Stud
16-49545 x 8
P/N 21248 Flange nut
11-46335 x 8
P/N 89120 Upper bellow
32-44348T x 2
P/N 89130 Lower bellow
32-14358001 x 2
P/N 01100 Hose clamp 54-815504372 x 12
P/N 50750 Exhaust tube 14478T01 x 2

$999.95

$ 1,842.89

15201 Chevy V6-V8 Engine water pump

P/N 15201 Engine water re-circulating pump for GM 262 CID-4.3L small block motor.

850399-1