Kelford Intake/ Exhaust Valve Guides for R35 GTR (VG231) Please Select::Exhaust 4F0907275D

4F0907275D

Please allow 2-6 weeks for fabrication

Offering the best performance out of any other mount on the market

• Dyno-proven gains of 14 HP and 17 lb-ft of torque

Kelford Intake/ Exhaust Valve Guides for R35 GTR (VG231) Please Select::Exhaust 4F0907275DKelford intake and exhaust valve guides for the R35 GTR VR38DETT are precision machined from proprietary Manganese Bronze, ensuring exceptional strength, heat resistance, and durability for high performance engines. Designed to withstand extreme conditions, these guides offer superior thermal conductivity and wear reduction. Honing after installation is required for optimal fitment, ensuring precise valve to guide clearance and reliable performance in