Performance Parts and Racing Parts Campbell Enterprises

Stroker 5.7 Hemi Pistons Stroker 6.1 Hemi Pistons CP Bullet Series Forged Piston and Ring Sets

CP Bullet Pistons 5.7L Hemi Pistons 6.1L Hemi Pistons Logo Image

 

Bullet Series 5.7L Hemi 6.1L Hemi Forged Pistons

chrysler dodge modern hemi forged pistons and stroker piston setsBullet Series Mopar Chrysler Dodge 5.7 345 Hemi and 6.1 370 Hemi stroker pistons and ring sets are premium CP quality piston sets available at an affordable price. The Bullet Piston series incorporates everything that has made CP the industry leader in 5.7 and 6.1 Hemi forged pistons. The Bullet Series modern Dodge hemi stroker pistons were conceived as a high quality piston set available at a reasonable price. Exhaustive R&D, specifically designed forgings and centralized manufacturing allows CP to succeed at reaching their lofty goal of high quality at affordable prices. More general information is available here: CP Bullet Forged Pistons Index

 

6.1 L Hemi 5.7 L Hemi Pistons Pins Pistons Rings and Locks5.7 Hemi and 6.1 Hemi Stroker Piston and Ring Set Features

  • Set of pistons balanced within 1 gram
  • 2618 alloy for strength and durability
  • Dual forced pin oilers
  • Contact reduction grooves
  • Accumulator groove
  • Forged side relief
  • FEA designed forging
  • Tight tolerances
  • Same manufacturing process as CP Pistons
  • Rigorous quality control
  • ISO 9000 certified

 

Contents of 5.7L Hemi and 6.1L Hemi Piston and Ring Sets:

  • 8 forged pistons 2618 Alloy
  • 8 high quality chrome moly piston pins
  • 1 set of piston pin retention wire lock rings
  • 1 piston ring set with gas nitrited steel top rings, Napier back cut 2nd rings and soft nitrited oil rings

 

CP Bullet Mopar 5.7 L and 6.1 L Hemi Stroker Pistons Specs and Info:

  • Engine Block OEM Chrysler, Dodge, Mopar 5.7L and 6.1L Hemi, as well as aftermarket race blocks based on these OEM spec blocks
  • Bore = Finished bore size piston set is designed to work in
  • Stroke = Crankshaft stroke piston is designed to work with
  • CID = Final cubic inch displacement of engine based on this bore and stroke
  • Rod = Rod length piston is designed to work with
  • CD = Compression Distance
  • Head Type Cylinder head types pistons are designed to work with, includes OEM and aftermarket heads made with OEM style chambers, valve angles and valve locations
  • Disp = Net Displacement of the piston valve reliefs, dish and/or dome  in ccs
  • Comp =  Compression as calculated with a 85cc head chamber volume, + .020" deck height and 8.6cc displacement head gaskets for 5.7 hemi heads and 72.5cc chamber, + .020" deck and 8.6cc gaskets for 6.1 Hemi heads
  • Piston pins .866 x 2.250
  • Valve Relief Depths =  Intake .160", Exhaust .045"
  • Piston ring grooves are 1.5mm x 1.5mm x 3mm
  • For Reference Stock Chrysler Dodge Mopar Modern Hemi bore and stroke specs as follows: 345 cid 5.7 L Hemi = 3.917 x 3.580 , 370 cid 6.1 L = 4.055 x 3.580

We recommend K1 Technologies 5.7 6.1 Hemi Rods and K1 Stroker cranks for use with these piston kits. The rod and crank info is listed below this piston chart.

 

Block / Bore Stroke / CID Rod CD Head Type Disp Comp Part #

6.1 Hemi .025 oversize

4.080

4.080

426 ci

6.125 1.095 6.1 Hemi -27.8cc 8.9 BH61-925-025

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6.1 Hemi .010 oversize

4.065

4.080

423 ci

6.125 1.095 6.1 Hemi -27 8.9 BH61-925-010

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6.1 Hemi .010 oversize

4.065

4.080

423 ci

6.125 1.095 6.1 Hemi -11cc 10.2 BH61-1075-010

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6.1 Hemi .025 oversize

4.080

4.080

426 ci

6.125 1.095 6.1 Hemi -11.7cc 10.2 BH61-1075-025

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5.7 Hemi .020 oversize

3.937

4.080

397 ci

6.125 1.095 5.7 Hemi -10.5cc 8.7 BH57-925-020

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5.7 Hemi .020 oversize

3.937

4.080

397 ci

6.125 1.095 5.7 Hemi +4.6cc 10 BH57-1075-020

Add To Cart

 

K1 Technologies 5.7 and 6.1 Small Block Hemi Rods and 5.7L 6.1L Hemi Stroker Rods

K1 Technologies Dodge small block hemi connecting rod image

 

K1 Technologies Mopar 5.7 Hemi and 6.1 Hemi connecting rods are 4340 steel H beam billet rods for superior strength and durability and are bronze bushed for use with full floating piston pins. With K1 you get a top quality, high performance racing rod set, for not much more than lesser quality aftermarket rods, or rebuilt stock rods.

  • C-C = center to center length in inches
  • Wt. = Weight in grams
Description c-c pin size crank pin housing bore Wt Part #

special 6.125 length light weight rods with 3/8 ARP2000 cap screws, 2.000 journal, .866 pin

6.125 .866 2.000 2.150 606

k1 dh6125ahgb8 -a


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Connecting Rod Bearings

rod bearings

Clevite 77 High Performance bearings for use with these 5.7 / 6.1 Hemi rods and the crankshaft listed below. Part number and price shown is for 1 complete bearing ( 2 half shells ). Be sure to order the quantity you need (8 for a complete set) Quantity to order can be adjusted by using "view cart" at the top of any page on our site, once the item is added to the cart.

 

Clevite CB745HN

$12.30 $11.93

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K1 Technologies Chrysler / Dodge 5.7 and 6.1 Hemi Stroker Crank

This K1 4340 forged steel crankshaft will fit in either a 5.7 liter or 6.1 liter Hemi engine block. The main difference in the 5.7 and the 6.1 is the stock bore size. Depending on which block and final bore size pistons you choose to use, you can build stroker hemi engines using these cranks of 397 cubic inches up to 426 cid. If you want to build a modern, light weight small block 426 Hemi, the crank, rods and piston sets listed on this page will give you parts you need to do so.

K1 Tech 6.1 and 5.7 Hemi Stroker Crankshaft features and dimensions:

  • 4340 forged steel
  • Core hardened
  • Nitrided
  • Mag-Particle Inspected
  • Straight oil holes for best rod journal lubrication
  • Stock 5.7L 6.1L Hemi main journal size of 2.559 in.
  • 6 bolt Chrysler rear flange
  • Wt = weight in pounds
  • We recommend using the matching K1 rods listed above with this crank
  • This crank uses the 4 bolt reluctor attachment pattern which is the stock 6.1 pattern. No reluctor gear is included with the crankshaft.
Description Stroke Rod Pin Wt Part #
SB Chrysler Hemi Custom 4340 Forged Crank 4.080 Stroke 2.000 rod journal 4.080 2.000 56

k1 345-4080SA6F

$815.52 $766.59

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Crankshaft Main Bearings

clevite 5.7 Hemi main bearings

Clevite 77 High Performance main bearing set for use with this 5.7 / 6.1 stroker crankshaft. This is a complete set of 5 main bearings in standard size.

Clevite MS2220H

$133.95 $129.93

Add To Cart

 

 

 

Return to Top Chrysler Dodge 5.7 6.1 Hemi Pistons Page

 

 

 

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