Table:
text: Cox model engine
Cylinders
Cylinders
Engine Exhaust_Ports Bypass_Ports Bypass_Boosters SPI Tapered_Grind Number_on_cyl_
Space Bug Open 2 0 Yes Yes None
Thermal Hopper Open 2 0 Yes Yes None
Space Bug Jnr Open 1 0 Yes Yes None
Space Hopper Open 2 0, 2 side flutes in 1961 Yes Yes None, #4 on 1961 models
Strato Bug Open 2 0 Yes Yes None
Product Engine Open 1 0 Yes Yes, No after Leisure 2
SureStart Slit 2 1 No No None
Babe Bee Open 1 0 Yes Yes, No after Leisure 2
Golden Bee Open 1 0 Yes Yes, No after Leisure 2
Black Widow pre 96 Open 2 0 Yes No 1

Question: Is there a conical cut on the Surestart motor on the Cox model engines?