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Product detailed specification |
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Model number |
HEVN-1030D |
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Head diameter |
31.00mm |
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Stem diameter |
5.45mm |
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Length |
108.80mm |
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Material |
Black nitrited stainless steel |
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Fits for |
Honda: |
Outer diameter - 32.97mm
Inner diameter - 31.00mm
Outer height - 26.50mm
Stem length - 13.90mm
Stud diameter - 7.00mm
16 pcs. FCP Engineering racing mechanical solid lifters
Forged steel, nitride hardened surface, HRC 50
Installed follower height to camshaft must be adjusted with lash caps (not included)
COMETIC MLX (Multi-Layer Stopper) gaskets utilize an integrated stopper layer for combustion chamber sealing and improved clamp load around the cylinder without increasing bore distortion. MLX technology can be found in some head gaskets and are made from the same materials as our MLS Head Gaskets. No sealants or re-torque required.
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Product detailed specification |
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Bore size |
86.50mm |
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Stroke |
71.70mm |
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Wiseco compression ratio (CR) |
8.4:1 |
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OEM compression ratio (CR) |
9.0:1 |
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Dome volume (CC) |
14cm3 |
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Compression height (CH) |
31.50mm |
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Pin diameter |
21mm |
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Features |
Accepts Turbo and Nitrous |
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Fits for |
Nissan Skyline 2.5 24V (RB25DET) |
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Part number starting with 330 |
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Athena advantages |
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Reinforced material |
Asbestos free composite raw material OE approved |
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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 |
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Silicon beading |
Silicon-based beading is applied on critical areas to improve sealing around all cooling water and oil passages |
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Product detailed specification |
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Bore size |
86.50mm |
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Stroke |
86.00mm |
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Wiseco compression ratio (CR) |
9.0:1 |
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OEM compression ratio (CR) |
9.0:1 |
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Dome volume (CC) |
-4.50cm3 |
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Compression height (CH) |
33.25mm |
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Pin diameter |
23mm |
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Fits for |
Mitsubishi EVO X 2.0 16V Turbo (4B11) |
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Product detailed specification |
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Bore size |
80.00mm |
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Stroke |
81.50mm |
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FCP compression ratio (CR) |
8.7:1 |
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OEM compression ratio (CR) |
8.8:1 |
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Compression height (CH) |
28.10mm |
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Pin diameter |
19mm |
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Fits for |
1.6 16V Turbo (Z16LET, Z16LER) |
Spring data:
Seat pressure - 73lbs @ 38.60mm (intake), 85lbs @ 37.20mm (exhaust)
Open (lift) pressure - 178lbs @ 10mm (intake), 109lbs @ 10mm (exhaust)
Max lift - 12.50mm (intake), 11.00mm (exhaust)
Spring coil bind - 24.90mm
Rate - 10.50lbs/mm
Spring outer diameter - 24.00mm
Spring inner diameter - 16.50mm
Set includes:
Single springs - 20 pcs. SPR-A2416-5
Titanium retainers - 20 pcs. RET-A2416-N2
