Crane has combined their most popular street valve springs with their matching steel retainers in one package! This is a foolproof way to eliminate confusion and to make sure you get the right retainers with the right springs.

NOTE (1): Requires 3/8'' type multi-groove valve stem locks.
NOTE (2): Requires 11/32'' type single-groove valve stem locks.
NOTE (3): Also includes special machined valve locks.

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A note on the part numbers. The number after the last dash in the part number indicates the quantity of springs per box. For example: #270-99839-16 indicates a quantity of 16 per box. Part numbers ending in -1 indicate Spring and Retainer Kits.