O0Petek said:SFI products arent rated they are either approved or not. The 1.1 you are reading is the spec number meaning : replacement flywheels and clutch assemblies.
the 1.1 is just the specification number, there is no rating. go here http://www.sfifoundation.com/Blown5_Oh said:Ring Gear Tooth Quantity: 157-tooth
Flywheel Material: Aluminum
Engine Balance: External, 50 in./oz. imbalance
Weight: 13.5 lbs.
Replaceable Friction Surface: Yes
Safety Rating: SFI 1.1
Quantity: Sold individually.
Notes: Includes 28.5 and 50 oz. counter weights.