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Engines and Components› Camshafts and Valvetrain
Manley Performance
Manley Spring Retainer, RET-TI 1.290 7 DEG LT4 EXH
SKU: M004 23602-16
Advanced — 4+ hours
Overview
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Part #: 23602-16
Features:
- Special 6AL-4V titanium for maximum strength
- CAD designed for ultimate reduction in mass without sacrificing strength
- Must use 7? valve locks
- Use Manley P/N 13098 (recommended) or factory Chevrolet LT valve locks
- Sames as 23623 but +.055" more installed height
- Sames as 23628 dimensionally except made of Titanium
Use Manley 13098 or OE Chevrolet LT Valve Locks - Height: +.105 in. - Valve Stem Diameter: 8mm - Weight: 10.0 grams
This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Fitment
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Specifications
| Brand | Manley Performance |
| Part Number | M004 23602-16 |
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Returns & Fitment
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.
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