BMW M42 High Lift Double Valve Springs and Retainers Set

BMW M42 High Lift Double Valve Springs and Retainers Set

Cat Cams

  • $2,049


Set of 16x high lift double valve springs, with steel retainers to suit BMW M42. This is a solid lifter conversion package specifically for high lift / high duration Cat Cams.

Specify in checkout comments whether engine has 6mm or 7mm valve stems.

Kit contains:

- Springs (Gold Version) x16
- Followers x16
- Lash caps x16
- Lower retainers x16
- Upper retainers x16 (specify for 6mm or 7mm at checkout)

 

Notes:

- The camshafts must turn smooth in the cylinder head, provide free travel by machining where needed
- Distance between valve seal and retainer at full lift must be 0.6mm at least
- Minimum valve spring travel of 1.0mm at full lift must be provided
- Distance between valve and piston 1.0mm (pref. 1.5mm). check 5-15° before TDC on exhaust, and after TDC on intake


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