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D.S.S. Level 20 CNC Race Prepped Blocks are very technologically advanced.  Our Ultra Seal cylinder prep is very detailed and time consuming, however it provides ring seal and power second to none. You could settle for average performance, but why?  20 CNC race prepped blocks give you power you can feel and the winning advantage you desire.

 


 Over 35 blueprinting operations. Dyno proven to produce 40+HP over a standard production block. Level 20 have advanced features like our Elliptical Cylinder Chamfer (on non big bore blocks) and threaded freeze plugs CNC stroker clearanced for 331/347 or 408/427 providing you the ultimate block for easy, do-it-yourself stroker engine assembly. 
 
 D.S.S. Has designed and built a new engine block fixturing system. This fixture locates the engine block of the main and cam bore centerlines, exclusively (not the oil pan rails like most other CNC block fixtures). It is this advancement that gives us the ability to produce an extremely true engine block, aiding in the production of horsepower and longevity.


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Level 20 CNC Race Prepped 302 block
Reg Price: $1,128.05
PRICE: $925.00
You save $203.05!

LVL 20 302
Level 20 CNC Race Prepped 351W block
Reg Price: $1,250.00
PRICE: $1,025.00
You save $225.00!

LVL 20 351W
BIG BORE BOSS 302 CYLINDER BLOCK
PRICE: $1,794.97

M-6010-B302BB
BOSS 302 CYLINDER BLOCK
PRICE: $1,739.97

M-6010-BOSS302
CAST IRON 5.0L MODULAR BLOCK
PRICE: $1,295.00

M-6010-BOSS50
BOSS 351 CYLINDER BLOCK
PRICE: $2,099.97

M-6010-BOSS35195
BOSS 351 BIG BORE CYLINDER BLOCK
PRICE: $2,099.97

M-6010-BOSS351BB
Dart SHP Ford small block
PRICE: $1,979.02

The SHP Ford Block is tailored to the most popular performance and racing applications. 8.2" (302) or 9.5" deck heights are available, as well as 4.000" or 4.125" siamesed cylinder bores, which can be safely bored to 4.185". The valley is machined to accept factory roller lifter guides and retainer (spider). The Ford SHP block is the perfect block for those looking to get more out of their motor than a stock block can provide.
Dart Sportsman Ford small block
PRICE: $2,456.59

Dart Iron Eagle Sportsman blocks for small block Ford engines are powerful, competition blocks that offer racers the features they need while remaining affordable.
Dart Iron Eagle Ford small block
PRICE: $2,924.52

Designed for hard core racing, the Dart Iron Eagle Ford block addresses all the weakness of factory castings. Dart blocks are cast from premium, high strength iron with extra thick cylinder walls and decks. The main webs are beefed up and fitted with steel 4 bolt main caps for superior durability.  Every Dart block is individually qualified to ensure maximum thickness where you need it most, every time.