550 Lift Z28 RV Valve Springs Set for CHevrolet SBC 400 350 327 307 305 283 Engines

Features: outside dia.: 1.260″ inside dia.: .785″ .550″ max camshaft lift Details: Outside Diameter: 1.260″ Inside Diameter: 0.785″ Closed: 114 lbs. @ 1.710″ Open: 318 lbs. @1.210″ Coil Bind @: 1.160″ Spring Type: Single with damper -fits small block chevy engines from 1955-1993. Good for towing, rv, and mild camshaft applications with lifts up to .550″. Package Dimensions: 6.0 x 6.0 x 6.0 inches

Order Processing: After your payment is authorized and verified, we will start processing your order and this process can take from 1 to 2 business days, so please be patient with us. If we are unable to process your order due to inaccurate or incomplete payment or incorrect address information, your order processing may be delayed.

Carrier: UPS/FedEx/USPS. Delivery Timescale: More than 90% of orders arrive in 10 business days after despatch.

FREE RETURNS on all orders!
The following conditions must be met:

1. Items must be returned within 30 days after the purchase date.
2. Items must be unworn, undamaged and in original packaging.