Manifold Riser Exhaust Kit for Mercruiser GM 454 7.4L 4 Inch Exhaust

• Part #: BPIBB4MER

$549.00

• Please Choose: Add Mounting Hardware (Manifold Bolts)(add $30.00) +MK +MK I have Fresh Water Cooling with Anti-Freeze in my Manifolds FWC Yes No I require the following spacers: (choose one) RISEXT 3" spacers 6" spacers no spacer required

  Replacement Available

• Additional fees for this product

  Eastern States Extra Shipping - Kits States this fee will apply to. AL, CT, DC, DE, FL, GA, IL, IN, KY, MA, MD, ME, MI, MS, NC, NH, NJ, NY, OH, PA, RI, SC, TN, VA, VT, WI, WV, ,	$109.00
  Western States Extra Shipping - Kits States this fee will apply to. AR, AZ, CA, CO, IA, ID, KS, LA, MN, MO, MT, ND, NE, NM, NV, OK, OR, SD, TX, UT, WA, WY, HI, ,	$139.00

Exhaust Manifold Kit for Mercruiser, Marine Power Big Block V8 454/502 CID Center Riser with 4 Inch exhaust. Used on most 454 7.4L engines 1987 and later. 4 Inch means the exhaust hose size that fits the riser is 4 inch inside diameter.
This kit requires a 4" I.D. Exhaust hose to be connected to the riser.



This kit includes:

2 - BPI # 18-1976-2 4" Risers

2 - BPI # 18-1957-1 Manifolds

Cross Reference	Component	Part Numbers
Mercruiser	Manifold:	807078A6, 89011A8
	Riser:	807988A2, 44354A3
Osco	Manifold:	9011
	Riser:	4354
Barr	Manifold:	MC-1-89011
	Riser:	MC-20-44354
GLM	Manifold:	51240
	Riser:	51140
Sierra	Manifold:	18-1957-1
	Riser:	18-1976-2
Mallory	Manifold:	9-40506
	Riser:	9-40559
HGE	Manifold:	9011
	Riser:	4354

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