PAC 1219 Ovate Beehive Valve Springs
The PAC1219 valve spring is the perfect standard replacement part which can handle higher lift applications.
This Ovate Beehive spring is designed to handle the increased loads, rates and frequencies of more aggressive camshafts.
It's reduced top diameter allows for a reduction in retainer mass and the beehive shape allows for a more even stress distribution across the spring.
These features combine to provide a variable frequency spring that capable of performing at a higher RPM than traditional springs.
The PAC1219 remains a drop in spring for stock parts but will handle increased lifts.
|Mass||67 g / 2.363 oz|
|Large End I.D.||22.479 mm / 0.885"|
|Large End O.D.||30.658 mm / 1.207"|
|Install Load||61.235 kg / 135 lb|
|Install Height||45.720 mm / 1.800"|
|Open Load||157.850 kg / 348 lb|
|Open Height||29.845 mm / 1.175"|
|Bound Height||27.940 mm / 1.100"|
|Maximum Lift||15.875 mm / 0.625"|
|Frequency Base||520.967 Hz / 31258 cpm|
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