Mastertech PROVIDES MERCURY/MARINER WISECO, VERTEX AND PRO PISTONS, RINGS WRIST PINS

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TYPICAL WISECO CROSSFLOW PISTON

Wiseco 3064

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If your Mfgr. says:

That motor's 7 years old.
Part is no longer available.
We lose $$ on service!
EPA made me do it!
Parts at central warehouse, you'll get them next month.
We don't make parts for those.
We only do warranty work.
Our techs only fix late models.
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REPLACEMENT PISTONS

V-6 OUTBOARDS

2 & 3 CYL Pistons are here
4 & 6 CYL Inline Pistons are here

MASTERTECH presents pistons for rebuilding your motor. These pistons are made by WISECO, company started in 1941 by Clyde Wiseman, an old boat racer jus' like me who had a better idea. The company has expanded their line to include many applications including automotive and motorcycle, and is the piston of choice for use with today's fuels. All pistons come complete with rings, wristpins and retainers.

NOTE!! Please take the time to enter the model and serial number of your motor. This info will be stored in the shopping cart and sent in with your order. Thanks!

Model & Serial #

ON V-6 MOTORS TWO TYPES OF CONNECTING ROD / PISTON COMBINATIONS ARE USED - TOP AND BOTTOM GUIDED. THIS REFERS TO THE METHOD OF ALIGNING THE RODS TO THE CRANKPIN AND CYLINDER CENTERLINE. YOU CAN IDENTIFY WHICH TYPE YOU HAVE BY THE FORGING NUMBER ON THE ROD AS FOLLOWS:

TOP GUIDED = 644-818141
BOTTOM GUIDED = 636-8118

PISTONS PRICED INDIVIDUALLY. PLEASE SELECT QUANTITY AND BORE SIZE ON THE TABLES BELOW.
ORIGINAL EQUIPMENT AND OTHER BRANDS ALSO AVAILABLE.
Rings, wrist pins and retainers included with the following pistons only:

V-6 135 HP 2.0L 1981-1991 with Boost Port Bottom Guided 150 HP 2.0L 1979-1981 Bottom Guided 175 HP 2.0L 1976-1981 Bottom Guided	PORT Piston 3108 SERIES STD BORE SIZE = 3.125 " QTY: Size: $126.00 each	STB Piston 3108 SERIES STD BORE SIZE = 3.125 " QTY: Size: $126.00 each
	FULL SET (3 of each side) $756.00 Size:
V-6 135 HP 2.0L 1992-2000 with Boost Port Top Guided 150 HP 2.0L 1992-2000 with Boost Port Top Guided	PORT Piston 3140 SERIES STD BORE SIZE = 3.125 " QTY: Size: $139.50 each	STB Piston 3140 SERIES STD BORE SIZE = 3.125 " QTY: Size: $139.50 each
	FULL SET (3 of each side) $837.00 Size:
V-6 135-150-175 HP 2.5L OPTIMAX 1998-2004 ser. #'s 0G590000-0T178499 "O" Ring Heads	PORT Piston 3192 SERIES STD BORE SIZE = 3.500" QTY: Size: $158.00 each	STB Piston 3192 SERIES STD BORE SIZE = 3.500" QTY: Size: $158.00 each
	FULL SET (3 of each side) $948.00 Size:
V-6 135-150-175 HP 2.5L OPTIMAX 1998-2004 ser. #'s 0G590000-0G960499 Gasket-type Heads WISECO PISTONS NOT AVAILABLE. These are Pro Marine Brand.	PORT Piston 9700 SERIES STD BORE SIZE = 3.500" QTY: Size: $132.00 each	STB Piston 9700 SERIES STD BORE SIZE = 3.500" QTY: Size: $132.00 each
	FULL SET (3 of each side) $792.00 Size:
V-6 150 HP 2.5L XR1, XR6 1991 Bottom Guided 200 HP 2.5L Carb & EFI 1991 Bottom Guided 200 HP 2.5L OFFSHORE 1991 Bottom Guided 225 HP 2.5L ALL Bottom Guided (see note top of page)	PORT Piston 3124 SERIES STD BORE SIZE = 3.500 " QTY: Size: $146.00 each	STB Piston 3124 SERIES STD BORE SIZE = 3.500 " QTY: Size: $146.00 each
	FULL SET (3 of each side) $876.00 Size:
V-6 150 HP 1998-2002 150 HP XR6 1993-2002 150 HP XR1 1992-2003 All 2.5L 150 HP 1995-UP Top Guided SPORT JET ALL 175 HP 2.5L & XR1 1992-2000 Top Guided 200 HP 2.5L, XR1, & EFI 1992-2000 Top Guided 200 HP 2.5L OFFSHORE 1992-2000 Top Guided 225 HP 2.5L ALL Top Guided (see note top of page)	PORT Piston 3137 SERIES STD BORE SIZE = 3.500 " QTY: Size: $139.00 each	STB Piston 3137 SERIES STD BORE SIZE = 3.500 " QTY: Size: $139.00 each
	FULL SET (3 of each side) $834.00 Size:
V-6 175 HP 2.4L 1978-1991 and 200 HP 2.4L 1978-1990 both with Chrome Block STD; if Sleeved to std bore, uses different rings and bore is 3.377". Please specify number of sleeved holes if any. XR4 model is bored to 3.375" std	PORT Piston Part #3102P STD BORE SIZE = 3.375" QTY: Size: $132.00 each	STB Piston Part #3102S STD BORE SIZE = 3.375" QTY: Size: $132.00 each
	FULL SET (3 of each side) $792.00 Size:
V-6 200-225-250 HP 3.0L OPTIMAX 1998-2001	PORT Piston Part #3191P STD BORE SIZE = 3.625" QTY: Size: $145.00 each	STB Piston Part #3191S STD BORE SIZE = 3.625" QTY: Size: $145.00 each
	FULL SET (3 of each side) $870.00 Size:
V-6 200-225-250 HP 3.0L OPTIMAX 2002-2004 ser. #'s 0T801000-UP WISECO PISTONS NOT AVAILABLE. These are Pro Marine Brand.	PORT Piston N9100 SERIES STD BORE SIZE = 3.625" QTY: Size: $117.00 each	STB Piston N9100 SERIES STD BORE SIZE = 3.625" QTY: Size: $117.00 each
	FULL SET (3 of each side) $702.00 Size:
V-6 225-250 HP 3.0L 1994-UP	PORT Piston Part #3170PS STD BORE SIZE = 3.625" QTY: Size: $142.00 each	STB Piston Part #3170SS STD BORE SIZE = 3.625" QTY: Size: $142.00 each
	FULL SET (3 of each side) $852.00 Size:

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DISCLAIMER

The information provided on these pages is correct to the best of my knowledge, however the MasterTech makes no warranty, express or implied, regarding the use of, results of, or liability created from, application of this data. This information is disseminated in good faith, however MasterTech assumes NO LIABILITY whatsoever in regard to this service. The information, software, products, and services published on this web site may include inaccuracies or typographical errors. Changes are periodically added to the information herein. Mastertech may make improvements to this site at any time. Parts ordered from this website may or may not be in dealer stock at the time of order. Thank you for reading.

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