The spring material is excellent, instead of TBS 10322 GM TBI 28 Psi fuel pressure adjustment spring, the fuel pressure is from 11-12psi to 14-15psi, suitable for 1986-95 2.8L 4.3L 5.0L 5.7L 7.4L TBI motor, motor length is 2" outside Diameter 1"
Trustpilot
2 weeks ago
2 months ago