View source for Whirlwind 330 hints

==== Features ====
*carbon composite blades
*nickel leading edges
*spinner ready to mount, primed
*several spinner diameters offered (13" for Van's RV-10 cowl, 14" or 15" for 3rd party cowls)

==== Order Numbers ====
*330-3B-A/78G-78-S-R (before slash is hub model, after slash is blade model)
** Hub
*** 330 = hub series
*** 3B = number of blades
*** A = SAE-2 1/2" flange<br>B = SAE-2 7/16" flange
** Blade
*** 78G = Blade Style
*** diameter
*** S = Standard operation (increase pressure to increase pitch, goes to flat pitch on oil pressure loss)<br>C = Counter-Weight (feathers on oil pressure loss)
*** R = right hand turn (clockwise as seen from pilot)<br>L = left hand turn

==== Specs ====
*Diameter: 78"
*Weight: 55 lbs (62 lb for counter weighted model)
*Governor: Pressure to increase pitch, meaning engine will overspeed on oil pressure loss and prop will not feather<br>(they also make a counter-weighted version which feathers on oil pressure lost - but it's 7 lb heavier, more expensive, and not available with 13" spinner for standard Van's RV-10 cowl, only fits larger 14 and 15 inch spinners)
*Governor Pressure: 300-330 psi
*Max rpm: 2,700
*Mounting bolt torque: 50 ft lb
*TBO (teardown inspection): 500 hours or 5 years