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In brief
Part number SPRK-2521-2BM-T1 Supertech valve double spring set BMW M3 E46 - 3.2 24V (S54B32)
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Spring data:
Seat pressure - 82lbs @ 41.00mm
Open (lift) pressure - 186lbs @ 10.00mm
Spring coil bind - 25.50mm
Max lift - 15.50mm
Rate - 10.00mm
Outer spring outer diameter - 26.40mm
Outer spring inner diameter - 19.30mm
Inner spring outer diameter - 19.30mm
Inner spring inner diameter - 14.50mm
Set includes:
Double springs - 24 pcs. SPR-2521-BM
Titanium retainers - 24 pcs. RET-BM2521-T1
Seats - 24 pcs. SEAT-BMS54
Seat pressure - 82lbs @ 41.00mm
Open (lift) pressure - 186lbs @ 10.00mm
Spring coil bind - 25.50mm
Max lift - 15.50mm
Rate - 10.00mm
Outer spring outer diameter - 26.40mm
Outer spring inner diameter - 19.30mm
Inner spring outer diameter - 19.30mm
Inner spring inner diameter - 14.50mm
Set includes:
Double springs - 24 pcs. SPR-2521-BM
Titanium retainers - 24 pcs. RET-BM2521-T1
Seats - 24 pcs. SEAT-BMS54
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