Description
T-H Marine 6" Set Back Z-Lock Jack Plate | Boat Supply Store
Engineered for superior hull attitude control and hole shot optimization, this manual jack plate provides a 6-inch setback and 5 inches of vertical adjustment for V6 and V8 outboards up to 300 horsepower. Its revolutionary Z-Lock™ design positively engages side plates with matching slotted extrusions, completely eliminating side slippage and delivering a more robust, stable mounting platform than conventional designs. Constructed from robust 1/2-inch thick aircraft-grade aluminum, it ensures maximum structural integrity and longevity for demanding offshore or flats fishing applications.
Key Features
- Eliminate side slippage with the revolutionary Z-Lock™ design
- Enhance strength and stability through matching slotted extrusions
- Experience superior durability with aircraft-grade aluminum construction
- Ensure maximum structural integrity from full 1/2" material thickness
- Accommodate powerful engines with support for V6 and V8 outboards up to 300 hp
- Achieve precise engine tuning with easy top-side adjustment
- Gain optimal planing efficiency via the 6" setback distance
- Fine-tune hull performance with 5" of vertical adjustment
Specifications
| Product Specifications | |
|---|---|
| Brand | T-H Marine Supplies |
| Model | Z-Lock™ 6" Set Back Manual Single Adjust Jack Plate |
| MPN | JPZ-6-DP |
| Setback | 6" |
| Vertical Adjustment | 5" |
| Max Horsepower | Up to 300 hp |
| Material Thickness | 1/2" |
| Material | Aircraft-grade aluminum |
| Adjustment Type | Manual Single Adjust |
| Locking Mechanism | Z-Lock™ (Slotted Extrusions) |
| California Proposition 65 Warning | Yes |
Who This Is For
Boaters operating V6 and V8 outboards up to 300 hp who require precise engine height optimization to improve hole shot, speed, and handling characteristics. It is particularly beneficial for anglers and watersports enthusiasts seeking to dial in their boat's performance.
How It Compares
| Feature | T-H Marine 6" Set Back Z-Lock Jack Plate | Competitor |
|---|---|---|
| Setback | 6" | — |
| Adjustment Type | Manual Single Adjust | Manual |
| Locking Mechanism | Z-Lock™ (Slotted Extrusions) | Standard Bolt System |
| Material | Aircraft Grade Aluminum (1/2" thick) | Aluminum |
| Max HP Rating | Up to 300 hp | Up to 300 HP |
| Vertical Adjustment | 5" | — |
Common Concerns Answered
Is the manual adjustment inconvenient compared to hydraulic systems?
While hydraulic jack plates offer on-the-fly adjustment, the T-H Marine Z-Lock™ manual system provides a secure, positive lock and requires infrequent adjustments once optimal engine height is determined. The ease of top-side adjustment minimizes inconvenience for performance tuning.
Is installation difficult?
Installation is rated 3/5 and requires basic mechanical skills and tools. Proper alignment and secure mounting are critical. For those uncertain, professional installation is recommended to ensure safety and optimal performance.
Is this jack plate robust enough for powerful outboards?
Absolutely. Constructed from 1/2" thick aircraft-grade aluminum and featuring the Z-Lock™ system that prevents side slippage, this jack plate is engineered to handle V6 and V8 outboards up to 300 hp with exceptional stability and strength.
Frequently Asked Questions
What is the Z-Lock™ design and how does it improve stability?
The Z-Lock™ design utilizes matching slotted extrusions that positively lock the side plates in place. This engineered engagement prevents any lateral movement or slippage, offering a significantly more stable and robust mounting solution compared to standard bolt systems.
What is the maximum horsepower this jack plate can handle?
This T-H Marine Z-Lock™ jack plate is rated to handle V6 and V8 outboard engines with a maximum horsepower of 300 hp.
What is the vertical adjustment range of this jack plate?
The Z-Lock™ 6" Set Back Manual Single Adjust Jack Plate offers a total vertical adjustment range of 5 inches.
Is this jack plate compatible with all V6 and V8 outboards up to 300 hp?
Yes, the design and strength of this jack plate are engineered to be compatible with the mounting patterns of most V6 and V8 outboards up to 300 hp. Always verify specific engine bolt patterns if unsure.
How is the adjustment made on this manual jack plate?
Adjustment is made easily from the top of the jack plate. This allows for convenient access and precise positioning of your outboard engine.
