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Ships within 48 hours · Estimated delivery Jul 23 - Jul 28
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Description
Supertech Performance SPRK-H1021D/SR20 Dual Valve Spring 106@ 40.5 SPR-H1021D/SR20 + RET-NSR20/T1 + SEAT-SR20/6 (For DET use SEAT-H/N240 on Exhaust)Supertech Performance SPRK H1021D SR20 Dual Valve Spring 106@ 40. 5 SPR H1021D SR20 + RET NSR20 T1 + SEAT SR20 6 (For DET use SEAT H N240 on Exhaust) Supertech valve springs are computer designed to ensure smooth harmonics under high RPM and load. The stress levels are kept under control and fatigue is reduced for long durability under extreme conditions. These springs are made of premium Superclean Chrome Silicon Vanadium steel alloy, which is a
Supertech Performance SPRK-H1021D/SR20 Dual Valve Spring 106@ 40.5 SPR-H1021D/SR20 + RET-NSR20/T1 + SEAT-SR20/6 (For DET use SEAT-H/N240 on Exhaust)
Supertech valve springs are computer designed to ensure smooth harmonics under high RPM and load. The stress levels are kept under control and fatigue is reduced for long durability under extreme conditions. These springs are made of premium Superclean Chrome Silicon Vanadium steel alloy, which is a tough alloy that was designed for higher performance and durability at high RPM's and memory retention.
Specifications:
- Outer Spring O.D.: 30.00mm
- Outer Spring I.D.: 21.80mm
- Inner Spring O.D.: 21.30mm
- Inner Spring I.D.: 15.50mm
- Seat: 106 @ 40.5 (lbs@mm)
- Open (lift): 265 @ 12.0 (lbs@mm)
- Max net lift: 15.50mm
- Coil bind: 25.00mm
- Rate: 13.20 lbs/mm
Retainer P/N: RET-NSR20/T1 (16) + SEAT-SR20/6 (8 for Intake) + SEAT-H/N240 (8 for Exhaust)
Note: This is for a complete set of dual intake and exhaust valve springs. Retainers and spring seats are included if they are part of the kit.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy