Part #: 800-670
New valve spring for Datsun 240Z, 260Z, 280Z, 280ZX and 510 1968-1983. Fits all "L" series 4 and 6 cylinder engines. Each valve uses one inner and one outer spring. Stock replacement spring. High quality, Made in USA. Choose from inner or outer, sold individually.
Dual Spring Specs:
# @ 40mm installed height: 80#
# @ 30mm height: 160#
Coil bind at 25.9mm height (.555" lift from installed height to bind)
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