Sierra Riser Spacer-3In Marine Pwr Cr - 18-1908

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Brand:

Sierra

Part:

Mfg 18-1908, iboats IB00098718, UPC 808282127503
$146.49

Ships: In 3-5 Business Days

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Additional Details:

  • Size: 3"
  • For: Mercruiser GM V6 229 & 262cu.in (Models 185 & 205)
  • For: Mercruiser GM Small block V8 305-350cu.in. (Models 200, 228, 230, 260 & 898)
  • For: Mercruiser GM Big Block V8 454cu,in (Models 330, 340 & 7.4L)

Use With:

  • 18-1952-1: Manifold/18-1953-2: Manifold/18-8554: Exhaust Elbow Mounting Kit/18-8555: Exhaust Elbow Mounting Kit/18-8556: Exhaust Elbow Mounting Kit/18-0672: Exhaust Elbow Gasket/18-0897: Exhaust Elbow Gasket/18-2849-1: Exhaust Elbow Gasket/18-1957-2: Manifold/18-1970-2: Riser Elbow/18-1976-2: Manifold Elbow

Cross References

  • Osco 139835

Fitment Information

Mercruiser

  • 350 MAG MPI ALPHA/BRAVO 4 stroke 5 liters 8 cylinders
  • 350 MAG MPI HORIZON MIE 4 stroke 8 cylinders
  • 350 MAG MPI MIE 4 stroke 8 cylinders
  • 350 MAG MPI MIE GEN+ GM 350 V-8 1998-1998 4 stroke 8 cylinders 350 cid
  • 350 MAG MPI SKI GEN+ GM 350 V-8 1998 AND UP 4 stroke 8 cylinders 350 cid
  • 357 ALPHA 4V 2008-2009 4 stroke 8 cylinders
  • 357 MAG BRAVO 4V 2008-2009 4 stroke 8 cylinders
  • 383 MAG BRAVO 4V 2008-2009 4 stroke 8 cylinders
  • 4.3L EFI GEN+ TBI GM 4 stroke 4.3 liters 6 cylinders 262 cid
  • 4.3L GEN + 2 BBL GM 4 stroke 4.3 liters 6 cylinders 262 cid
  • 4.3L GEN + 4BBL REMAN 2009-2009 4 stroke 4.3 liters 6 cylinders
  • 4.3LH GEN + 4 BBL GM 4 stroke 4.3 liters 6 cylinders 262 cid
  • 454 MAG MPI BRAVO GEN VI GM 1998-2019 4 stroke 8 cylinders 454 cid
  • 454 MAG MPI HORIZON GEN VI GM 4 stroke 8.2, liters 8 cylinders 454 cid
  • 502 MAG MPI BRAVO GEN VI GM 1998-2019 4 stroke 8.2 liters 8 cylinders 502 cid
  • 5.0L 2 BBL GM 1998-1998 4 stroke 5 liters 8 cylinders 305 cid
  • 5.0L EFI GM 1998-1998 4 stroke 5 liters 8 cylinders 305 cid
  • 5.7L 2 BBL GM 1998-1998 4 stroke 5.7 liters 8 cylinders 350 cid
  • 5.7L CARB MIE 4 stroke 5.7 liters 8 cylinders
  • 5.7L COMPETITION SKI GEN+ GM 1998-1998 4 stroke 5.7 liters 8 cylinders 350 cid
  • 5.7L EFI GM 1998-1998 4 stroke 5.7 liters 8 cylinders 350 cid
  • 5.7L EFI MIE GM 1997-1997 4 stroke 5.7 liters 8 cylinders 350 cid
  • 7.4L BRAVO MPI)(GEN VI GM 1998-1998 4 stroke 7.4 liters 8 cylinders 454 cid
  • 7.4L MPI MIE L29 GEN VI GM 1998-1998 4 stroke 7.4 liters 8 cylinders 454 cid
  • 8.2L MIE MPI GEN VI GM 4 stroke 8.2 liters 8 cylinders 502 cid
  • BLACK SCORPION 350 MAG SKI GEN +,BLACK SCORPION 350 MAG SKI GEN+ 1997-2001 4 stroke 8 cylinders
  • BLACK SCORPION MX SKI GEN +,BLACK SCORPION MX SKI GEN+ 1997-2002 4 stroke 6.2 liters 8 cylinders
  • MX 6.2L MPI BRAVO 4 stroke 6.2 liters 8 cylinders
  • MX 6.2L MPI MIE 4 stroke 6.2 liters 8 cylinders
This product fits:

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