Sleeves, Cylinder

Mariner

How to use this chart:

Depending on the damage or the diameter of your bore after you cut or remove the old sleeve, you may need an oversize sleeve.

Understand that the all the models on the left before the blank divider will take the part numbers on the right depending on what size OD sleeve you need to make the repair correctly.

Code: CH=Chrome
AC=Alloy-Chrome Bore RS=Replacement sleeve
Cl=Cast in Sleeve Liner CS=Cast Sleeve
NK=Nikasil CC=Original Barrel is Cast Iron

                             

Model  Year  Cyl. Bore Size Sleeve
Description
O.D. Sleeve  
Length 
Type Brand Part No
10HP 84-85 2 2.561"
(65mm)
Straight sleeve with ports 2.753"   AC Advanced 1072SA
18HP 84-85 2 2.559"
(65mm)
Straight sleeve, no ports 2-3/4" 4-11/16"   La Sleeve  LA018OB
20-25HP 84-04 2 2.561"
(65mm)
 Straight sleeve with ports 2.773"     Advanced  1072SB
                   
25HP 80-83 2 2.638"
(67mm)
Straight sleeve, no ports 2-13/16" 5" Cl La Sleeve LA210OB
                   
30HP 80-84 2 2.835"
(72mm)
Straight sleeve with ports 3.077" 4.925" RS La Sleeve YA5025
                   
40HP 80-89 2 2.953"
(75mm)
Straight sleeve with ports 3.156" 5 5/16" RS La Sleeve LA044OB
50HP 90-91 2 2.953"
(75mm)
Straight sleeve with ports 3.190" 5 5/16" RS La Sleeve  L044OB
                   
60HP 80-83  2 3.228"
(82mm)
Straight sleeve with ports
Mariner Only
3.434"   RS Advanced 1035SA
60HP 80-83 2 3.228"
(82mm)
Straight sleeve with ports
Mariner Only
3.450"   RS Advanced 1035SB
                   
70-80HP  - 4 2-7/8"
(73mm)
Straight sleeve, No Ports
Cut in (Shorter Length)
3." 4-7/8" Cl La Sleeve L214OB
                   
 70HP - 2.875"
(73mm)
Straight sleeve with ports,
with power Port
3." 4-7/8"   Cl La Sleeve  T017OB
                   
 80HP 68-74 2.875"
(73mm)
Straight Sleeve With Ports
w/o Boost Port

Straight sleeve with

ports w/o Boost Port

3.003"   Cl  Advanced  1043SA
80HP  68-74 4 2.875"
(73mm)

Straight sleeve with

ports w/o Boost Port

3.128"    Cl Advanced  1043SB
                   
80HP  - 2.875"
(73mm)
Straight sleeve With
Ports Cut in
3." 4-7/8" Cl La Sleeve  T019OB
                   
80HP  78-84 2.875"
(73mm)
Straight sleeve W/ Ports 
4 EXH. W/ Boost
3.003"   Cl  Advanced  1022SA
                   
90HP  80-85 2.875"
(73mm)
Straight sleeve, W/ Ports
cut in No PWR port
3." 4-7/8" Cl La Sleeve T017OB
90HP  80-85 6 2.875"
(73mm)
Straight sleeve, W/ Ports
cut in No PWR port
3-1/8" 4-7/8" Cl La Sleeve L017OB
                   
115HP  80-85 6 2.875"
(73mm)
Straight sleeve with Ports 3." 4-7/8" Cl La Sleeve T017OB
115HP  80-85 6 2.875"
(73mm)
Straight sleeve with Ports 3-1/8" 4-7/8" Cl La Sleeve L017OB
                   
135HP  88-00 3-1/8"
(79mm)
Straight sleeve With Ports 3-5/16" 5.550" Cl La Sleeve LA04OB
150HP  88-98 3-1/8"
(79mm)
Straight sleeve With Ports 3-3/8" 5.550" Cl La Sleeve L04OB 
                   
 200/225HP 80-81 3-3/8"
(86mm)
Straight sleeve, With
Ports Cut in 
3-9/16" 5.550" AC La Sleeve LA05OB
                   
  82-92 6 3-3/8"
(86mm)
Straight sleeve W/ Ports 
cut in-Finger Ports Cut in
3-9/16" 5.550" AC La Sleeve LA014OB