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Kelford B58/S58 Extreme Valve Springs, Titanium Retainers and Seats — KVS58-BTX
SKU: KVS58-BTX
Brand:
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- Product Description
- Fitment
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Kelford extreme racing beehive valve spring kit with titanium retainers and precision-machined spring seats for BMW B58/S58 3.0L inline-six engines.
- Designed for high-boost builds above 1,000 hp and Kelford Stage 2/Stage 3 camshafts
- 105 lb seat pressure at 35 mm installed height
- 210 lb at 10.8 mm valve lift
- 23.6 mm spring coil bind height
Confirm engine generation and application before ordering. Professional installation is recommended; verify installed height, retainer clearance and coil bind for the specific build.
Dispatch times vary depending on product availability. Available-to-order items may have extended lead times; contact us before ordering if timing is important. Returns are subject to our Returns Policy. Cancellation exceptions may apply to genuinely made-to-order or clearly personalised goods. Electrical or special-order status alone does not exclude cancellation. Your rights for faulty, incorrect or misdescribed goods remain unaffected. See our Returns Policy for details.
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