This is a great upgrade part for your engine, and combined with the other valve upgrade parts from Kameari will provide a considerable increase in performance. High load and high rotations are a must for retainers. These lightweight and durable retainers, should be used in combination with the correct valve spring (sold separately) to lead to the perfect setup.
Included: Spring retainer set.
Weight: 7.5g (Stock 14.1g)