Part number starting with 330 |
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Athena advantages |
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Reinforced material |
Asbestos free composite raw material OE approved |
Stainless steel ring (AISI304) |
Separate stainless steel rings assure maximum sealing around cylinder bore also on NOS and/or turbo charged engine where boost is over 2 bars. No head and block machining required |
Silicon beading |
Silicon-based beading is applied on critical areas to improve sealing around all cooling water and oil passages |
Spring data:
Seat pressure - 75lbs @ 36.50mm
Open (lift) pressure - 155lbs @ 10.00mm
Spring coil bind - 23.20mm
Max lift - 12mm
Rate - 8 lbs./mm
Wide end spring outer diameter - 24.40mm
Wide end spring inner diameter - 17.60mm
Narrow end spring outer diameter - 21.00mm
Narrow end spring inner diameter - 14.30mm
Set includes:
Single springs - 24 pcs. SPR-FE20N54-BE
Titanium retainers - 12 pcs. RET-BMN54-TI (5mm)
Titanium retainers - 12 pcs. RET-BMN54-TE (6mm)