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Ross Small Block Chevy Dome Pistons for 18 Degree Heads

Ross Small Block Chevrolet 18 degree head pistons

The Ross forged small block Chevrolet dome pistons on this page are designed to work with 18 degree heads. They will also work with 17 degree heads, or cylinder heads that have been angle milled to 17 degrees. ROSS Racing Pistons are the preferred choice of many high performance and racing engine builders. Ross forged pistons incorporate unique design features to provide high strength and take advantage of precision machining and premium materials to build a part you can depend on. Ross 18 degree cylinder head pistons improve torque, horsepower, efficiency and reliability in high performance and racing engines.

We offer discounted prices, personalized customer service, technical help if you need it and swift shipping on the entire Ross Racing Pistons product line. Order today to enjoy all the performance benefits a premium forged piston set provides.

Ross SBC Dome Top Pistons Nova

Stock Small Block Chevy Specs for Reference

  • 350 Standard bore is 4.000 inches, stock crank stroke is 3.480 inches and stock rod length is 5.700 inches
  • 400 Standard bore is 4.125 inches, stock crank stroke is 3.750 inches and stock rod length is 5.565 inches

Ross SBC 18 Degree Pistons

sbc 18 degree piston

  • BLOCK HEIGHT 9.025
  • COMPRESSION RATIO Based on .050 piston to head clearance (deck and gasket combined)
  • FORCED INDUCTION No
  • NITROUS Yes up to 250hp shot
  • Ring Grooves 1/16 1/16 3/16
  • WHAT’S INCLUDED 8 forged pistons, 8 Wrist Pins ( .927 5115 Series steel straight wall), oil ring support rails ( with all sets except part number 99489 which does not require them) and pin retention locks
  • PISTON RINGS Are sold separately. Piston rings listed are plasma moly, file fit (unless noted as std fit) with standard tension oil rings

 

Bore Stroke Rod
Length
C.H. Dome
cc

Compression Ratio with Head cc of:

Weight Piston Set Part Number Piston Ring Set
48 52 64
4.03 3.48 6 1.255 6 15.4 14.4 11.9 451 99480

Add To Cart
RS-9771-35
$147.08 $132.37

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4.04 3.48 6 1.255 6 15.5 14.4 12 457 99482

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RS-9771-45
$147.08 $132.37

Add To Cart
4.125 3.75 6 1.12 3 16.2 15.2 12.7 458 99483

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RS-10248-05
$147.08 $132.37

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4.13 3.8 6 1.095 3 16.5 15.4 12.9 462 99486

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RS-10248-05 (std fit)
$147.08 $132.37

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4.145 3.75 6 1.12 3 16.3 15.3 12.8 476 99487

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RS-10248-25
$147.08 $132.37

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4.145 3.8 6 1.095 2.6 16.5 15.5 13 471 99488

Add To Cart
4.155 3.3 6 1.345 3 14.6 13.6 11.5 526 99489

Add To Cart
RS-10248-35
$147.08 $132.37

Add To Cart
4.155 3.75 6 1.12 3 16.4 15.3 12.9 481 99490

Add To Cart
4.155 3.8 6 1.095 3 16.6 15.5 13 473 99491

Add To Cart
4.165 3.8 6 1.095 3 16.7 15.6 13.1 478 99493

Add To Cart
RS-10248-45
$147.08 $132.37

Add To Cart

Our complete listing of all available Ross Pistons products is here > Ross Catalog

 

Ross 18 Degree Head High Compression SBC Pistons Standard Features

ROSS forged dome pistons feature forced pin oilers when applicable, anti detonation grooves, lock removal grooves and come complete with wrist pin retention lock rings. They are pin fit and balanced to plus or minus 2.5 grams throughout the complete set. Intake and exhaust valve reliefs are radius machined and designed to handle most common high performance camshaft applications. The precision skirt design allows them to work properly under very high combustion temperatures and tremendous side loading without excessive wear or splitting of the engine block cylinder walls.

Custom 18 Degree Cylinder Head Pistons

If you do not find the set here with the specs that you need we also sell many other brand pistons and even custom dome pistons for most any application. Please contact us if you need help locating the parts you need, or if you want to discuss a set of custom 18 degree cylinder head pistons and we will be happy to work with you to insure you get exactly the products you need.

 

 

 

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