TURNING POINT MASTERGUARD PROPELLER HUB FOR 40-150HP / 90-300+HP OUTBOARD MOTORS WITH A 4.25" / 4.75" GEARCASE (501 KIT)
500 Series Installation Kits. The Turning Point Masterguard Propeller Hub System enables the end-user to economically carry a spare or different diameter/pitch propeller to suit the days skiing, fishing or cruising activities.
The MasterGuard Hub design utilises shock and vibration absorbing polymers for unmatched dependability.
- Lifetime warranty for engines under 200hp.
- Premium corrosion-resistant brass splines.
- Eliminate hub system vibration & chatter.
- Reduce gear shock & engine/drive damage.
- Reduce prop replacement cost by up to 50%
NOTE: Not applicable with Turning Point’s 10, 20 and 200 Hub Kit series.
NOTE: **Motors 200HP and above must use series 700 Hub Kits. Failure to use will void warranty.
Choosing your Turning Point propeller is a two-step process:
- Select the Installation Kit to suit the drive shaft on your outboard. Check the table below for your engine model. If not listed, then see other Turning Point hub kits.
- Choose the:
- Turning Point Aluminium 3 Blade Hustler propeller LE Model for (90-300+HP) or, 3 Blade LE1/LE2 Model for (40-150HP)
- Turning Point Aluminium 4 Blade Hustler propeller LE Model for (90-300+HP) or, 4 Blade LE1/LE2 Model for (40-150HP)
- Turning Point Mach3 Express 3 Blade Stainless Steel propeller EX Model for (90-300HP) or, 3 Blade EX1/EX2 Model for (40-150HP)
- Turning Point Mach4 Express 4 Blade Stainless Steel propeller EX Model for (90-300HP) or, 4 Blade EX1/EX2 Model for (40-150HP)
- Turning Point Mach3 OS Express 3 Blade Stainless Steel propeller to these hub kits (all sold separately)
| Manufacturer | Splines | Suits Model | Suits Engines | Notes |
|---|---|---|---|---|
| Force | 15 | 75hp ('99) / 90hp to 150hp ('95+) | 40-150HP with 4.25" Gearcase | |
| Honda | 15 | ('95-'98): 75hp, 90hp | 40-150HP with 4.25" Gearcase | |
| Mercury & Mariner | 15 | 2 & 4 stroke) 40 to 60 Bigfoot / 70 (‘87-’89) / 75, 80 (‘78-’89), 90, 100, 115, 125, 140hp / 150 XR4/6 (thru 1993, includes equivalent Mariner Magnum I, II, III.) EFI CT & SeaPro 4cyl: 40 to 75hp / OptiMax: 75, 90, 115, 125hp |
40-150HP with 4.25" Gearcase | Props Not Available for '77 & Older models |
| Suzuki & Johnson | use 4 blade props only | DF 4 stroke: 50AV, 60AV, 115A, 140, 140A | 40-150HP with 4.25" Gearcase | |
| Mercury & Mariner | 15 | EFI CT / SeaPro : 90 to150hp / V6 & I6: 135 to 300hp / Verado 135 to 300hp(not HD) / OptiMax: 150, 200, 250hp | 90-300+HP with 4.75" Gearcase | Use 701 Super Duty Kit for 200+hp Engines. 115hp ProXS CT Only; For ProXS & Verado w/ 1.25” prop shaft, use Mercury Solid Hub kit with the Turning Point Prop. |
| Mercruiser | 15 | Alpha One and Bravo One ('83+) | 90-300+HP with 4.75" Gearcase | Use 701 Super Duty Kit for 200+hp Engines. If propeller strikes trim tab, replace with Mercury part #822777A1. |
