Name: GReddy Performance Products RB28 Crate Engine Program
SKU: 326644

* Specifications may change, Call before purchasing 949 588-8300 M-F 9-5 PST

GREDDY PERFORMANCE PRODUCTS
Fully Machined and Assembled GReddy RB28 Long Block

Displacement: 2,717.5cc (stock 2,568cc)
Compression Ratio: 9.25:1 (stock 8.5:1)
Bore: 86.15mm (stock 86mm)
Stroke: 77.7mm (stock 73.7mm)
Max RPM: 9500RPM (stock 7,600 RPM)

GREDDY COMPLETE, BALANCED, BLUEPRINTED AND ASSEMBLED RB28 ENGINE

TOP END: Greddy Performance Products RB Cylinder Heads

Brand New Nismo Heritage Program Cylinder Heads
GPP Head Modifications:
- Fully CNC Ported Intake and Exhaust Ports
- CNC machined combustion chamber
- Combustion / Port Volume matched to within 0.2% difference
Camshaft: Billet G2, (Made in the USA)
- IN 272 / 10.5mm Lift / 238 duration
- EX 276 / 10.55mm Lift / 242 duration
GPP precision Camshaft Clearance:
- Head has been clearanced for high-lift camshafts
GPP Cam Cap Hardware kit, (Made in the USA)
- 304SS Hex Head studs and Chrome-moly nuts.
- GReddy-engraved baffle plate
Lifters: CNC valve lifters with DLC (Diamond Like Coating)
- Inner Shim Design
Valves: Intake and Exhaust
- 1mm Intake Valves
- 1mm. Inconel Exhaust Valves
Valve Seats: Genuine OEM Nissan
Valve Guides: Manganese Bronze
- with high flow profile
Valve Seals: Viton
Valve Springs: GPP Single Conical Spring
Retainers: Titanium Retainers
Cam Sprockets: GReddy Adjustable Intake and Exhaust
Timing Belt: GReddy High Performance Belt
Head Gasket: GReddy 1.2mm, Metal
Head Bolts: ARP Custom Age 625 Headstuds
Oiling Modifications:
- Oil Restrictor modification installed
  (to maintain oil in block and decrease pooling in cylinder head)

BOTTOM END: Greddy Performance Products RB26 Engine Block

Brand New Nismo Heritage Program Engine Block
GPP precision Block Modifications:
- Block deck resurfacing.
- Coolant passage machining.
- Head bolt hole chamfering.
- NO BORE (to maintain maximum cylinder wall strength)
  - Only CNC Hone on cylinder walls
    (to achieve GPP spec: rpk, rk, rvk,
    and crosshatch angle for high RPM.)
Piston: GPP HD Forged Pistons (Made in the USA)
- Anodized and High Temp Ceramic Crown Coating
Piston Rings: High Performance Ring Set
Connecting Rod: GPP Billet X-Beam Design (Made in the USA)
- 300M construction
- with 7/16" ARP 2000 Rod Bolts
Crankshaft: GPP Billet Full Counterweight. (Made in the USA)
- Highspeed CNC balanced within 0.25 grams.
- Coated with Teflon low friction LTC coating.
- Journals are micro polished chemically and cured.
Main Bearings: ACL Bearings (coated)
- Each bearing is precision measured & checked
Connecting Rod Bearings: ACL Bearings (coated)
- Each bearing is precision measured & checked
Upgraded Oil Pump: Nismo N1 pump housing
- with Billet Oil Pump gears and DLC coating
Line Honed to GPP spec
Main Studs: ARP pro 2000 main studs.
Rear Main Seal: Genuine OEM real main seal.

Additional GPP Build Processes:
- Fully assembled in clean room, temp control.
- Honing performed with head plate on Rottlier CNC Hone Machine
- Head Resurfaced to GPP spec for rpk, rk, rvk for excellent sealing
- Valvetrain assembly performed with head plate to ensure flatness
- GPP torque plate is used for CNC valve job and torque plate is also used to lash valve clearance.

_{* DLC-diamond like coating, rpk -peak roughness, rk -core roughness, rvk -valley roughness}

Long Block Assembly Includes: Balanced and Blueprinted

GReddy Billet Covers (p/n 31219001)
- IN/EX Valve Covers with -10AN Breather outlets
  * Billet Oil Filler Cap included
  * Center (optional VR Coil-pack bracket sold separately)
- Upper Front Cover_{^{(* Cam Timing Sensor not included)}}
- GReddy Billet Lower Timing Cover
Fluidamper Crank Pulley with New Crank Bolt (installed)
GReddy Adjustable Cam Gears _^(IN/EX) (p/n 13513301 & 2)
GReddy Extreme Timing Belt _^(blue)(p/n 13524500)
New Genuine OEM Nissan Timing Belt Tensioner
GReddy JIS 8 Spark Plugs (6) (p/n 13000108)
GReddy Metal Head Gasket: 87mm /1.2mm (p/n 13521302)
GPP Metal Gaskets:_{^{(head, exhaust, intake, throttle bodies)}} (p/n 13525650)
Nismo Coolant Thermostat
New Genuine OEM Nissan Water Pump
GReddy QX-03 Oil Filter (p/n 13901103)
Motul Break-In Engine Oil _^(10W-40)
GReddy Billet RB Engine Hoist Brackets (front and back) (p/n 20007930)
GReddy RB Engine Stand with Casters (p/n 20007940)
New Genuine OEM Nissan Exhaust Studs (12)

________________________________________________________________

* Optional Parts, not Included but also available from GPP :

Coolant Barbs on the block, (as they differ for R32/ R33/ R34)
Water Neck located on engine block
Engine Oil Pickup Tube
Engine Oil Pan
GReddy Engine Oil Pan Extension
GReddy Engine Oil Dip stick and tube
Billet Bracket and hardware for Nissan R35 Ignition Coils.
(No modification to coils is needed)
PRP RB sensors and/or coil packs
Any other items not listed are not included
for more RB / Skyline GT-R products please see: ()

_{"For Competiton Only" Kit - requires a (custom/aftermarket) fuel enrichment or fuel system solution.}

_{In many states, it is unlawful to tamper with your vehicle’s emissions equipment. GReddy / GPP (GReddy Performance Products, Inc.) products are designed and sold for sanctioned off-road/competition, non-emissions controlled vehicles only and may never be used on a public road or highway. Using GReddy/GPP products for street/road use on public roads or highways is prohibited by law unless a specific regulatory exemption exists (more information can be found on the SEMA Action Network website: for state by state details in the USA.) It is the responsibility of the installer and/or user of this product to ensure compliance with all applicable local and federal laws and regulations. Please check with your local vehicle authority before purchasing, using or installing any GReddy/GPP product.
Legal for sale or use in CA only on vehicles which may never be driven on a public highway.}