SKU: 92929421861

SUPERTECH (P4-H84-N10R) PISTON KIT; FOR NATURALLY ASPIRATED/NITROUS/TURBO APPLICATIONS; FOR USE W/ RING SET GNH8400

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Description

SUPERTECH (P4-H84-N10R) PISTON KIT; FOR NATURALLY ASPIRATED/NITROUS/TURBO APPLICATIONS; FOR USE W/ RING SET GNH8400Bore: 84. 00mm[3mm+ Oversized] Comp Height: 1. 181" (30mm) Comp Ratio: 9. 2: 1 Dome Dish Volume CCs: 10. 3 Pin Diameter: 21mm (. 827") Pin Weight: 74grams Piston Weight: 290grams Rod Length: 5. 394" Skirt Style: Round Stroke: 3. 504" Supertech Pistons are manufactured from extruded high silicone, enhanced 4032 alloy (with additional Cu, Ni & Mg) that had low thermal expansion, excellent wear resistance and higher thermal conductivity. Supertech

Bore: 84.00mm[3mm+ Oversized]
Comp Height: 1.181" (30mm)
Comp Ratio: 9.2:1
Dome/Dish Volume CCs: -10.3
Pin Diameter: 21mm (.827")
Pin Weight: 74grams
Piston Weight: 290grams
Rod Length: 5.394"
Skirt Style: Round
Stroke: 3.504"

 

Supertech Pistons are manufactured from extruded high silicone, enhanced 4032 alloy (with additional Cu, Ni & Mg) that had low thermal expansion, excellent wear resistance and higher thermal conductivity.  Supertech Pistons, with this alloy, have withstood up to 42psi of boost, with alcohol, without any problems.

A two or three step forging process yields a fine structural grain which are then submitted to several machining steps in state of the art CNC machines. 

Several heat treatments provide the piston with high tensile strength and evenly distributed hardness. 

Contact reduction grooves are standard, and pin bores are honed and reamed for precise fit.  Wrist pins are constructed of cold extruded chrome moly steel for high strength and used with wire clip locks.

Finally, the pistons receive a 'phosphate dry lubricant' coating to protect the rings against 'micro-welding' and enhance lubrication on the skirt/cylinder area.

Compression ratios are computed with  .030" head gasket and .010" deck unless indicated in each case.

 

YEAR MAKE MODEL CYLINDERS LITERS FUEL TYPE FUEL DELIEVERY ASPIRATION ENGINE DESIGNATION NOTES
1990 - 2001 ACURA INTEGRA ALL ALL ALL ALL ALL ALL B18A BLOCK W/ B16A HEAD (+0.3 W/ B18C HEAD)
1990 - 1993 ACURA INTEGRA ALL ALL ALL ALL ALL B18A1
1994 - 2001 ACURA INTEGRA ALL ALL ALL ALL ALL B18B1
1997 - 2001 ACURA INTEGRA ALL ALL ALL ALL ALL B18C5
1988 - 2000 HONDA CIVIC ALL ALL ALL ALL ALL ALL B18A BLOCK W/ B16A HEAD (+0.3 W/ B18C HEAD)
1993 - 1997 HONDA CIVIC DEL SOL ALL ALL ALL ALL ALL ALL B18A BLOCK W/ B16A HEAD (+0.3 W/ B18C HEAD)
1988 - 1991 HONDA CRX ALL ALL ALL ALL ALL ALL B18A BLOCK W/ B16A HEAD (+0.3 W/ B18C HEAD)
Shipping Notes
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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]
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SKU: 92929421861

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4.5 ★★★★★
Based on 20 reviews
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Nicholas D. Clark
Belleville, US
★★★★★ 4
Don’t buy for restaurant industry
Size: 10.5, Color: Black, Size: 10.5, Color: Black
Good looking shoes, fairly comfortable and good value based on the description shared, so I don’t feel it’s fair to rate them lower than 4 stars. I had high hopes for them based on previous reviews from others saying they wore them in the food and beverage industry that mentioned their quality and durability, however I strongly recommend looking elsewhere if you do. I purchased these to wear working in a full service upscale restaurant and in less than two months have managed to have torn the material on the middle exterior section and the bottoms of the shoes are already completely worn down. Good design, but the durability needs to be improved if they’re to hold up for that industry.
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Reviewed in the United States on July 18, 2025
D
Verified Purchase
Damon Richards
Houston, US
★★★★★ 1
DO NOT BUY (lasted less than 7 months)
Size: 11, Color: Black, Size: 11, Color: Black
I bought these for work as a bartender in August of 2025. By December, the tops were scuffed, frayed, and peeling beyond repair, and by February, the soles were coming off. I’ve never had a pair of shoes with such low quality.
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Reviewed in the United States on April 11, 2026
D
Verified Purchase
Daniel Lucarell
Cuba, US
★★★★★ 5
Most comfortable shoes, right out of the box!
Size: 8.5, Color: Cognac Napa Leather
Oh my! So, my ordering of shoes online has been hit or miss - 1/2 size too big or too small; too wide or not wide enough. Enter these Marc Joseph shoes… such a game changer. They fit like a glove, exceptionally comfortable, and easy to slip in and out of. I like them so much that I am shopping for another pair. So far, the size, quality, fit, feel, look, and comfort make this pair my dedicated first pick. Btw, I have been wearing them for six hours and they are still very comfortable! I highly recommend these shoes.
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Reviewed in the United States on September 28, 2025
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Verified Purchase
Heydi Ortega
Draper, US
★★★★★ 5
Me gustaron
Size: 9.5 Wide, Color: Black
Llego exactamente la talla que pedí, son como se ven en la foto!
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Reviewed in the United States on June 3, 2026
M
Verified Purchase
Michael
Bozeman, US
★★★★★ 5
Comfortable dress shoe.
Size: 7, Color: Brown Napa Leather
Finally a comfortable dress shoe. It's both comfortable to walk in and looks and wears like a more traditional dress shoes for the office.
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Reviewed in the United States on May 6, 2026

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