CATCAMS Performance Camshafts for Hydraulic Lifters Alfa Romeo 33 Series 2 1.7 8V (86-89)

CATCAMS Performance Camshafts for Hydraulic Lifters Alfa Romeo 33 Series 2 1.7 8V (86-89)

• Steel camshafts
• Valvetrain: hydraulic, for engines with hydraulic lifters only. Not for the version with mechanical cam followers.

Technical specification

Bearing journal diameters (small): 34.94 - 46.44 - 46.94mm

Ref.	Duration / lift	Cam pulley	Accessories	Application
1031421	286°/279° - 246°/238° - 10.65mm/10.20mm - 3.55mm/2.95mm			sport
1030410	291°/283° - 254°/246° - 10.75mm/10.00mm - 3.30mm/2.75mm			hot street / dirt track
1030412	294°/288° - 254°/245° - 11.65mm/11.25mm - 3.90mm/3.30mm			tarmac rally / race
1030413	294°/294° - 262°/254° - 12.20mm/11.65mm - 4.75mm/4.20mm			tarmac rally / race

Bearing journal diameters (large): 34.94 - 47.94 - 49.14mm

Ref.	Duration / lift	Cam pulley	Accessories	Application
1033402	279°/271° - 238°/230° - 10.20mm/9.75mm - 1.75mm/1.30mm			sport
1033403	286°/279° - 246°/238° - 10.65mm/10.20mm - 2.75mm/2.20mm			hot street / dirt track

Please note: the items shown in red need to be replaced: vernier cam pulley, cam followers, lash caps, retainers and valve springs.

Fitment

• Alfa Romeo 33 Series 2 1.7 8V (86-89), hydraulic lifter version