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2.5L 24v - RB25DET
Manufacturers
2.5L 24v - RB25DET
Set of 12 trimetal connecting rod half-bearings for Nissan RB25DE, RB25DET, RB26DETT.Brands and treatments: ACL Race, ACL Calico (CT-1), King XP, King XPC (pMaxKote) Compatibility: Skyline (R32, R33, R34), Laurel, Stagea, Cefiro, Cedric, Gloria Engine codes: RB25DE, RB25DET, RB25DETT, RB26DETT Available sizes: standard to +0.50 mm, increased clearance...
SUPERTECH exhaust valve stem seals for Nissan RB25DET engine, inside diameter 6.00 mm. Material: Viton. Set of 12 seals (covers 1 complete exhaust side of the RB25DET). Made in USA.
SUPERTECH exhaust valves for Nissan RB25DET engine. Head Ø30,65 mm (+1 mm vs OEM) × stem Ø5,94 mm × length 89,00 mm. Material: Inconel. Set of 12.
Set of 6 forged connecting rods in 4340 steel for the Nissan 2.5L & 2.6L 24V Turbo.Brands: ZRP, Wössner, Boostline, Manley Compatibility: R32, R33, R34 Engine codes: RB25DET / RB26DETT Bolts included: ARP 2000, L19 or CA625+
Set of 6 forged 4340-steel rods for Nissan RB26DETT / RB25DET (22 mm pin).Brands: Manley Compatibility: Skyline R32/R33/R34, Stagea, Laurel Engine codes: RB26DETT, RB25DET Bolts included: ARP 2000 or CA625+
RB25DET 2.5 L forged pistons: references conform to the file (86.00-88.00 mm), Volume ratio 8.0-9.0:1, Pin 21 mm. JE, Wiseco, Wossner, Supertech. Compatibilities, vehicles and OEM refs included.
SUPERTECH intake valve stem seals for Nissan RB25DET engine, inside diameter 6.00 mm. Material: Polyacrylic. Set of 12 seals (covers 1 complete intake side of the RB25DET). Made in USA.
SUPERTECH intake valves for Nissan RB25DET engine. Head Ø35,15 mm (+1 mm vs OEM) × stem Ø5,97 mm × length 86,75 mm. Material: Stainless Steel. Black Nitrided + Undercut + Back-cut. Set of 12.
KING RACE tri-metal main bearings, OEM size, NISSAN 2.5 DOHC 24V (incl. turbo) RB25DET, RB25DETT
ARP2000 connecting rod bolt and nut kit replacing the original bolts on OEM rods of Nissan RB26DETT and RB25DET engines.Brand: ARP Engine: RB26DETT, RB25DET Dimensions: 11/32 in Grade: ARP2000
ARP cylinder head studs for the Nissan RB20 and RB25 engines (Skyline, Laurel, Stagea).Brand: ARP Engines: RB20DE, RB20DET, RB25DE, RB25DET Thread: 7/16 in, M11 x 1.5 Grade: 8740, ARP2000
ARP2000 crankshaft main studs for the Nissan RB25DET and RB26DETT inline six-cylinder.Brand: ARP Engines: 2.5 / 2.6 24V (RB25DET, RB26DETT) Thread: M10 x 1.5 Grade: ARP2000
Reinforced Athena or Cometic head gasket, in MLS. A single part number per engine, according to the thickness you want.Brands: Athena, CometicEngines: RB25DE, RB25DETBore: 87 mm (Athena), 86.5 mm (Cometic)Thickness: 1.3 mm or 1.5 mmReplaces (RB25DET): 11044-75T02
SUPERTECH black nitrided stainless steel intake valve 35.15(+1) x 5.97 x 105.8mm for Nissan Skyline RB25 DET.
SUPERTECH black nitrided stainless steel intake valve 35.15(+1) x 5.97 x 86.75mm for Nissan Skyline RB25 DET.
SUPERTECH INCONEL exhaust valve 30.65x5.94x105.80mmFits: Nissan Skyline RB25 DET
SUPERTECH INCONEL exhaust valve 30.65x5.94x89.00mmFits: Nissan Skyline RB25 DET
SUPERTECH single valve spring kit for Nissan RB25DET engine. Complete kit for all 24 valves (springs, retainers, exhaust seats). OEM intake seats kept. 2 pressures available: 78 lbs @ 30.6 mm (SPRK-1012S-RB25) or 80 lbs @ 30.6 mm (SPRK-2081-RB25).
Supertech CNC machined valve keepers for Nissan RB25DET and RB26DETT engines. Stem diameter 6.00 mm, 6° lock angle, single groove configuration. Set of 24 halves = 12 valves equipped (order 2 sets for a complete 24-valve engine).
Supertech valve spring kit for Nissan RB25 engine (RB25DE / RB25DET). Complete kit for 24 valves. Made in USA. 3 configurations available:78 lbs @ 30.6 mm - hydraulic lifters (SPRK-1012S-RB25) 85 lbs @ 30.6 mm - hydraulic lifters (SPRK-2081-RB25) 83 lbs @ 35 mm - solid conversion (SPRK-TS1015-RB25)
The RB25DET is Nissan's turbocharged 2.5L 24-valve straight six. This page covers both halves of the engine.
Cylinder head: SUPERTECH Inconel exhaust valves at 30.65 x 5.94mm and black nitrided stainless inlet valves at 35.15 x 5.97mm in +1mm oversize, in standard and extended length, single springs and a full spring kit, 6mm collets, 6mm inlet valve stem seals and ARP head studs.
Bottom end: KING RACING tri-metal big end and main bearings in standard size, ZRP forged rods on a 21mm gudgeon pin and MANLEY on 22mm, 86 and 86.25mm pistons from 8:1 to 8.5:1 by WOSSNER and JE PISTONS, plus ARP2000 main studs.
