SKU: SPR-HM1007BE-16 / UPC: 01037721245842
Supertech SPR-HM1007BE-16 Beehive Valve Springs – Set of 16
Supertech beehive valve springs upgrade the valvetrain on 2002-2007 Mini Cooper R53 1.6L supercharged engines. This set of 16 springs replaces heavy OEM dual springs with a lighter beehive profile to maintain valve timing under high boost and RPM. Engine builders choose them for reliable performance in modified setups with cams and larger turbos or superchargers.
Key Features
- Beehive Profile – Tapered design cuts mass by 38 percent versus OEM dual springs while controlling harmonics
- Intake Seat Pressure – 100 lbs at 1.520 inches for firm control without excessive stress
- Exhaust Seat Pressure – 98 lbs at 1.520 inches matched to intake for balanced operation
- High Open Pressure – 195 lbs intake and 190 lbs exhaust at 0.425 inch lift supports aggressive cams
- Premium Steel Alloy – Heat treated for fatigue resistance beyond 1 million cycles
- Lightweight Build – Intake spring weighs 28.5 grams retainer assembly totals 36 grams per valve
Specifications
| Detail | Value |
|---|---|
| Brand | Supertech |
| Type | Beehive Valve Springs |
| Compatibility | 2002-2007 Mini Cooper S R53 1.6L Supercharged |
| Max Lift | 0.425 inches |
| Coil Bind Height | 1.10 inches |
| Spring Weight Intake | 28.5 grams |
| Product Weight | 1.9 lbs |
| Shipping Box Dimensions | 9 x 7 x 4 inches |
| Country of Origin | USA |
| Warranty | Lifetime against failure |
Whats Included
- 8 Intake Beehive Valve Springs
- 8 Exhaust Beehive Valve Springs
Product Notes
- Pair with Supertech beehive retainers SPR-R1007BE-8 for complete valvetrain upgrade
- Professional installation advised to set proper installed heights
- Test valvetrain geometry with new springs and cams
This Part Fits
| Year Range | Make | Model | Notes |
|---|---|---|---|
| 2002-2007 | Mini | Cooper S R53 | 1.6L Supercharged W11B16A Engine |
Why Choose Supertech?
- Engineered for racing with real-world dyno validation
- Reduces valvetrain inertia for quicker revs
- Handles 25 psi boost and 9000 RPM safely
- Backed by decades of motorsport experience
Frequently Asked Questions
- Q: Do these springs work with stock camshafts?
- A: Yes they fit stock cams and support up to 9000 RPM
- Q: Are retainers included?
- A: Springs only order SPR-R1007BE-8 retainers separately
- Q: What weight savings over OEM?
- A: 38 percent lighter per valve for faster response
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Secure box with foam protection 9x7x4 inches 1.9 lbs
Reviews
There are no reviews yet.