SKU: 50971088736

Diamond Racing LS2k 4.125" Pistons Set | 4.00" Stroke -3cc Flat Top

Sale price$641.25 Regular price$712.50
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Ships within 48 hours · Estimated delivery Jul 17 - Jul 22

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Description

Diamond Racing LS2k 4.125" Pistons Set | 4.00" Stroke -3cc Flat TopLSX Performance Parts proudly offer the very best in piston development & innovation Diamond Racing Pistons. Founded in 1968 by a group of racers named Jim "Diamond" Cavallaro, Nick Plantas & Butch Eldkins, The guys combined their resources & industry knowledge to create the perfect pistons set. It did not take long for the game changing brand to take off In the 1970's Diamond was the go to brand for Super Stock & Pro Stock racing. As a team, Diamond

LSX Performance Parts proudly offer the very best in piston development & innovation - Diamond Racing Pistons.
Founded in 1968 by a group of racers named Jim "Diamond" Cavallaro, Nick Plantas & Butch Eldkins, The guys combined their resources & industry knowledge to create the perfect pistons set.
It did not take long for the game changing brand to take off - In the 1970's Diamond was the go to brand for Super Stock & Pro Stock racing. As a team, Diamond was not focused on just supplying the very best pistons. They also did cylinder head porting, Engine building & race engine preparations. Diamond became contracted to NASCAR to builds all the engines for the IROC cars.
Just a few years later, Diamond is far ahead of their time with the most innovative & succesful pistons on the market.
Diamond is the biggest supplier of NASCAR, NHRA, Pro Stock, Drag Racing, Circle Track & Diesel markets.

Your New Diamond Racing Pistons Kit Includes
- 1 x Set of 8 Street/Strip 4.125" Diamond Racing Dish Pistons;
- 3D milling on piston crowns & ready to install finish;
- Inboard forging design with fully machined under crown for maximum strength;
- 1 x Set of Diamond premium piston rings;
- Premium H-13 .250w wrist pins & roundwire locks included;
- Moly skirt coating for friction loss & skirt wear protection;
- Valve pockets designed to work with most aftermarket cylinder heads;
- Valve pocket depth: .200" intake & .145" exhaust;
- 2618 material for high horsepower applications rated to 2,000 HP;

Diamond Racing Pistons Specs

Bore 4.125"
Stroke 4.00"
Conrod Length 6.125"
Compression Height 1.115"
Wrist Pin .927" x 2.500"
Top Ring Down .280" - .250"
Piston Material 2618 Alloy
Piston Style Flat Top
Volume -3.0cc
Ring Stack 1.5mm x 1.5mm x 3.0mm

Want To Chat To Us About Your New Pistons Set?
Sure! Give Us a Call on
(03)8595 4343
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Alternatively, We are available for Live Chat right now!

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Shop with confidence with free freight Australia wide & discounted pricing.
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 50971088736

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4.9 ★★★★★
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N
Verified Purchase
N. A. Williams
Battle Creek, US
★★★★★ 5
89 mercruiser works fine
The mounting bracket was a little smaller than orginal, but no big deal, just drilled new hole in mounting plate. Solved my starting problem
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 20, 2023
C
Verified Purchase
Charles R Gunther
Alexandria, US
★★★★★ 5
Direct replacement
Direct replacement for a failed solenoid on my Larson boat. Easy to install and works as it should.
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Reviewed in the United States on October 3, 2022
O
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osborne
Battle Creek, US
★★★★★ 3
Working
Hard to find work great
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Reviewed in the United States on May 14, 2026
J
Verified Purchase
Jon
Pawtucket, US
★★★★★ 4
Did its job
Got me back onto the water. The mounting holes distances from center to center are less than original equipment. But in a pinch they will do the job.
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Reviewed in the United States on May 29, 2024
T
Verified Purchase
TS
New York, US
★★★★★ 1
Missing the xomolete backside with bracket
Item had great reviews Came in and upon opening i noticed the whole backside was missing like it was never assembled properly and the missing part was not in bag Disappointed with whole thing Returned and ordered a oen Scared if this poorly made i dis not want kt leaving me on the water
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Reviewed in the United States on July 26, 2024

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