The diameter in the pistons was enhanced by 2 millimeters (bore: 88mm) whilst the stroke remained uncharged. This compact change during the engine architecture enlarged the displacement from 1812cc to 1898cc, that makes the 1.9L HO the most important-displacement PWC engine during the business. The F90 Jet Travel is compatible https://uniqueoutboardsales.com/product-category/boats/pwc-boats/