Bullet Race Engineering 4G63 Billet Block (Evo 4-9)



Special order item, please contact us for current stock available.

SKU: BULLET_MIT4G63 Categories: ,


Bullet Race Engineering 4G63 Billet Block (Evo 4-9)

World-beating billet engine blocks for circuit, strip and street. Light, strong, rigid and durable. Bullet’s range of billet engine blocks are changing the game.​ #CastAintFast

The Bullet 4G63 to suit Mitsubishi EVO 4-9 applications has been engineered to deliver reliability in 1700hp environments. As fitted to Collin Wilshires Mitsubishi Eclipse which runs a 6:53@223MPH and is currently the worlds fastest 4G63.

This product has vastly improved block rigidity and improved deck thickness over the stock unit.

Distortion of cylinder bores and crank tunnel is dramatically reduced through increased material thickness and a Bullet 4 bolt main cap system. This product offers significant weight savings and has minimal modifications to directly replace the standard block.

The 4G63/64 comes in 3 models, Wet or Dry Deck (open or closed deck) with water jackets & a Solid Drag only version.

So Street-Strip-Circuit-Bullet has you covered!

Bullet Race Engineering Mitsubishi 4G63 Evo 4-9 Billet Block Specifications:

Name of product 4G63 (suits EVO 4-9)
Actual Weight 29kg
Block Material 6061 aircraft grade billet aluminium.
Design improvements 4 bolt mains, increased block deck and cylinder wall thickness. Performance sleeves fitted
Studs included ARP 8740 1/2” Head and 7/16” Main
Modifications required to fit Bracket to support oil pickup required, remote oil filter, external oil pump
Modifications to head required Drill out head stud holes to 14mm.
HP rating 1700*
Significant benefits Weight saving, significantly increased rigidity and durability. May be bored to 87mm
Finish Raw machined
Options available Bullet Fire Ring Head Sealing System 4G64 (Increased deck height) available
Stock block weight in comparison: 49kg


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