Brian Crower Valve Springs and Retainer Kit Nissan 350z / Infiniti G35 VQ35DE

3 In stock
Engine Valve Springs and Retainers

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Part #: BC0220

Designed for high rpm, BC valve springs are wound from only the highest grade, super clean, chrome silicone alloy and feature proprietary processing procedures for consistent pressures. BC titanium retainers are CNC machined from 6AL4V round bar titanium to exacting tolerances.

-Spring Pressure
-Seat: 1.440" @ 100 lbs
-Open: 0.990" @ 236 lbs
-Coil Bind: 0.815" (no machine work required)


Any returns for an exchange or refund will be allowed within 30 days from the receipt of your order and must be authorized prior to shipping with an RMA Number (Return Merchandise Authorization). To receive your return instructions and RMA# please use our online form under Returns and Exchanges! Once you receive your return instructions please ship out the item at your earliest convenience and provide the tracking number to your customer service rep. The customer will be responsible for all shipping fees. Before shipping your product back please make sure you package it up exactly how you received it and in all of its original packaging. All items must be in brand new and resalable condition. Once the item is received it will be inspected and a credit will be issued accordingly. All returns are subject to a 15% restocking fee. Any returns received without an RMA# will be charged a restocking fee and any shipping fees associated with the return. An item that does not ship directly from IIR's warehouse is considered a "special order" item and no returns will be authorized.

Brian Crower Valve Springs and Retainer Kit Nissan 350z / Infiniti G35 VQ35DE
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