AIRBOAT PROPELLER INSTALLATION GUIDE
FOR AUTOMOBILE ENGINES

THESE ARE RECOMMENDATIONS ONLY
YOUR APPLICATION MAY DIFFER

ENGINE MODEL	PROPELLER MODEL
Chevrolet 350 260 H.P. Straight Drive	72LXL-38
Chevrolet 350 260 H.P. 2:1 Reduction	78WXL-40
Chevrolet 350 345 H.P. 2:1 Reduction	78WXL-50, 78WXL-52
Chevrolet 454 330 H.P. 2:1 Reduction	78WXL-50, 78WXL-52
Chevrolet 454 420-430 H.P. 2:1 Reduction	78WXL-52, 78WXL-54 78WXL-56, 78WXL-60