Full Size Twist'n'Lock Manual Head
Featuring a larger "home size" bowl, the Full-Size Twist'n'Lock incorporates the same pump design and safeguards as the Compact model. Now with a Twist'n'Lock safety pump handle that guards against flooding and waste backflow by locking the redesigned piston assembly in place. This reliable design offers the same ease of use and maintenance as the original Manual Head. Crevice-free external surfaces make cleaning easy. The angled pump provides a smooth, natural stroke and the dry bowl selector is top-mounted for easy access. External seal and rod guide assembly can be removed without pump disassembly. Offered in Right- and Left-Hand configurations.
- Type: Manual
- Material: Ceramic bowl, wood seat with baked enamel finish
- Dimensions: 13-5/8"H x 18-3/8"W x 19-1/4"D
- Features: Multi-angle discharge port for versatility, reversible pump mounting for right or left hand installation
- Port Sizes: 3/4" inlet, 1-1/2" discharge
- Warranty: One year
- Technical Data Sheet
Full Size Twist'n'Lock Manual Head
Product Specs
The West Advisor
The West Advisor articles have answered boaters' questions and provided solutions to boating problems for more than 20 years. West Marine has compiled one of the Web's most comprehensive collections of technical boating information articles.








