Diamond 31508 Small Block Ford Twisted Wedge Dish Pistons -20.0cc, 4.040" Bore, 3.250" Stroke, 5.400" Rod, 1.165" CD, .927" x 2.950" Pin

* denotes required field Add Moly Skirt Coating (+ $150.00) Add Ceramic Dome Coating (+ $250.00) Add Hard Anodized Coating (+ $325.00) Add Double Diamond Coating (Hard Anodized and Moly Skirt) (+ $375.00) Select Wrist Pins* Standard 8620 (Included) 4130 Chrome Moly .155" Wall (+ $80.00) 4130 Chrome Moly Coated .185" Wall (+ $250.00) H-13 Tool Steel .185" Wall DLC Coated (+ $300.00) H-13 Tool Steel .155" Wall (+ $150.00) H-13 Tool Steel .165" Wall (+ $150.00) H-13 Tool Steel .175" Wall (+ $150.00) H-13 Tool Steel .185" Wall (+ $150.00) H-13 Tool Steel .205" Wall (+ $150.00) H-13 Tool Steel .215" Wall (+ $150.00) H-13 Tool Steel .225" Wall (+ $150.00) You must select an option for 'Select Wrist Pins'. Quantity: * Whole number only Email this page to a friend

Price: $1,385.93 Manufacturer: Diamond Racing Products Part No.: 31508 Compression Ratios 58cc          62cc          66cc          8.8:1   8.4:1 8.1:1 *Includes Oil Rail Supports Part Number  31508 Bore 4.040" Stroke 3.250" Rod Length 5.400" Comp. Height 1.165" Wrist Pin .927" x 2.950" Piston Material 2618 Alloy Piston Style Dish Volume -20.0cc Ring Stack 1/16" x 1/16" x 3/16"   Available Options Moly Skirt Coating Ceramic Dome Coating Hard Anodized Coating Double Diamond Coating (Hard Anodized and Moly Skirt) 4130 Chrome Moly Wrist Pins 0.155" Wall 4130 Chrome Coated Moly Wrist Pins 0.185" Wall 9310 Endurance Alloy Wrist Pins 0.145" Wall 9310 Endurance Alloy Wrist Pins 0.155" Wall 9310 Endurance Alloy Wirst Pins 0.165" Wall 9310 Endurance Alloy Wrist Pins 0.175" Wall 9310 Endurance Alloy Wrist Pins 0.185" Wall 9310 Endurance Alloy Wrist Pins 0.195" Wall 9310 Endurance Alloy Wrist Pins 0.205" Wall 9310 Endurance Alloy Wrist Pins 0.215" Wall H-13 Tool Steel Wrist Pins 0.155" Wall H-13 Tool Steel Wrist Pins 0.165" Wall H-13 Tool Steel Wrist Pins 0.175" Wall H-13 Tool Steel Wrist Pins 0.185" Wall H-13 Tool Steel Wrist Pins 0.195" Wall H-13 Tool Steel Wrist Pins 0.205" Wall H-13 Tool Steel Wrist Pins 0.225" Wall H-13 Tool Steel Coated Wrist Pins 0.185" Wall   Recommended Piston Ring Set- 09024040

Diamond Pro Select 09024040 - Plasma Moly Piston Rings 4.040" Bore 1/16" x 1/16" x 3/16" Price: $153.27 Quantity: * Whole number only