Bore(in): | 4.060" |
Piston Style: | Flat top; with four valve reliefs |
Piston Material: | Hypereutectic aluminum |
Compression Distance(in): | 1.548" |
Piston Head Volume(cc): | +6.90cc |
Wrist Pin Style: | Press-fit (or floating - see notes) |
Pin Diameter(in): | 0.927" |
Piston Ring Thickness: | 5/64 x 5/64 x 3/16 |
Notes: | DurOshield® coated piston skirt. These pistons can be free floated but locks must be purchased separately. |
Quantity: | Priced singularly; but can ONLY be bought in sets of 8. |
*Also available in STD; .020; .030; .040; and .060 over.
**Single piston orders add a 'W' in front of the part number.
Speed-Pro Digital Diamond Profiled pistons incorporate dozens of advanced engineering and machining features including highly precise; diamond-machined skirt profiles to achieve new levels of efficiency; performance; and reliability.
They are the ideal choice for engine builders who want to equip a vintage SB Chevy with the most advanced piston technology available.
Sophisticated "barrel"profiles help optimize oil wedge between skirt and wall
Piston skirts protected by next-gen DuroOshield® coating
TAC® ring groove geometry
Weight matched to +/-2 grams
Sealed Power - Fully Machined Piston Advantages
Lighter piston pin
Lighter piston casting
More narrow ring pack
Pistons are PRICED singularly and ONLY SOLD IN SETS OF 8
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