Perfect Circle - Buying Guide
Last Updated: 04/24/2024
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Sealed Power Pistons & Rings Combo Set of (6) compatible with 1996-2006 Jeep Cherokee Wagoneer 4.0 4.0L 242. (STD 3.875" Bore)
Asin: B011D59IX0
For Standard 3.875" Bore Diameter. We Offer Over Sizes Too. Please Inquire For Availbility..
Ring Brand Depends On Availability At Time Of Purchase..
Compatible Replacements For 1996-2006 Jeep Models With The 4.0L 6-Cylinder Engine..
Ring Lands: 1.50Mm-1.50Mm-4.00Mm Comp. Distance: 1.592" Pin Diameter: .931".
Features
- HEAD TYPE: Recessed head .116" deep
- RING LANDS: 1.50mm-1.50mm-4.00mm COMP. DISTANCE: 1.592 PIN DIAMETER: .931
- For Standard 3.875 Bore Diameter. We offer over sizes too. Please inquire for availbility.
- compatible replacements for 1996-2006 Jeep models with the 4.0L 6-cylinder engine.
- Ring brand depends on availability at time of purchase.
- See more on Amazon...
Brand: Falcon Performance | Manufacturer: Sealed Power/Perfect Circle
Dimensions: 6.00 x 12.00 x 8.00 Inches
See On Amazon #2
1957-67 Chevy 283 GMC re-Ring Engine kit. Includes Piston Rings, Rod and Main Bearings and Gaskets.
Asin: B01H7PR6B6
Brand: Guardian Engine Kits | Manufacturer: Victor Gaskets King Engine Bearings Perfect Circle Rings
Dimensions: 6.00 x 33.00 x 12.00 inches | Weight: 15.00 Pounds
See On Amazon #3
Complete Re-Ring Rering Overhaul Kit w/Bearings Gaskets & Seals Compatible with 1969-85 SBC Chevy 350
Asin: B01NAXRBNV
Over Sizes Available. Please Messages Us Before Ordering To Verify Availability.Otherwise We Ship All Standard Sizes..
Features
- Compatible replacement for replacement for 1969-785 Chevrolet 350ci (5.7L) small block V-8 engines
- Over sizes available. Please messages us before ordering to verify availability.Otherwise we ship all Standard sizes.
- See more on Amazon...
Brand: Guardian Engine Kits | Manufacturer: Fel-Pro Perfect Circle King Engine Bearings
Dimensions: 4.00 x 24.00 x 14.00 Inches | Weight: 4.00 Pounds
See On Amazon #4
Chevy 454 Premium Engine Kit Rings Bearings GasketsTiming & Oil Pump 1970-79 (ALL STD Sizes)
Asin: B01LW2FPA4
Engines With 2Pc Rear Main Seal.
Features
- compatible with 1970-79 Chevrolet 454ci big block Gen 4
- Engines with 2pc rear main seal
- See more on Amazon...
Brand: Guardian Engine Kits | Manufacturer: Victor Reinz King Bearings Fel-Pro Perfect Circle Melling Cloyes
Dimensions: 6.00 x 33.00 x 12.00 Inches | Weight: 18.00 pounds
See On Amazon #5
Speed Pro Hypereutectic Coated .100" (+10.5cc) Tall Dome Pistons & MOLY Rings Kit compatible with Chevy 454 (4.250" STD Bore diameter). Click over size needed before placing in Cart!
Asin: B01D3HN1OS
.989" Pin Dia. Weight Matched To Plus/Minus 2 Grams.
Hastings Or Mahle Rings Depending On Availability!.
For Chevy 454 Stock Length 6.135" Rods And Stock 4.000" Stroke..
Features
- Click ON CORRECT OVER SIZE NEEDED BEFORE PLACING IN CART
- For Chevy 454 Stock length 6.135 rods and Stock 4.000 stroke.
- .989 pin dia. Weight matched to Plus/Minus 2 grams
- Hastings or Mahle Rings depending on availability!
- See more on Amazon...
Brand: Falcon Performance | Manufacturer: Sealed Power/Perfect Circle
Dimensions: 6.00 x 12.00 x 10.00 Inches | Weight: 14.00 Pounds
Warranty: Replacement before installation
See On Amazon #6
MAHLE 40564CP Moly Piston Ring Set, Standard
Asin: B002WBFCVW | Model: 40564CP | PartNumber: 40564CP | Ean: 0725975137819 | UPC: 725975137819
Mahle Second Rings Provide Superior Oil Control, Improved Combustion Gas Management, Top Ring Stability, And Sealing Providing The Best Possible Oil Control And Least Amount Of Power Loss.
Mahle Continues To Lead The Industry With Sae 9254 High Alloy Steel Napier Second Rings Providing High Quality Grey Iron/Ductile Iron Bt And Rbt Second Rings.
Mahle Cp-20 Oil Rings Provide Superior Oil Control In All Applications Utilizing The Exclusive 20 Degree Ear Angle For The Best Possible Side Seal In The Piston Oil Ring Groove And Simplifies Installation.
Mahle Piston Rings With Sae 9254 High Alloy Steel Base Material Combine To Make The Ultimate Piston Ring Base Material: Higher Tensile And Yield Strength, Extended Fatigue Resistance, And Increased Material Hardness.
Features
- Highest quality OE replacement piston ring set available - MAHLE replacement ring sets are designed with OE form, fit, and function
- MAHLE piston rings with SAE 9254 high alloy steel base material combine to make the ultimate piston ring base material: higher tensile and yield strength, extended fatigue resistance, and increased material hardness
- MAHLE second rings provide superior oil control, improved combustion gas management, top ring stability, and sealing providing the best possible oil control and least amount of power loss
- MAHLE CP-20 oil rings provide superior oil control in all applications utilizing the exclusive 20 degree ear angle for the best possible side seal in the piston oil ring groove and simplifies installation
- MAHLE continues to lead the industry with SAE 9254 high alloy steel napier second rings providing high quality grey iron/ductile iron BT and RBT second rings
- See more on Amazon...
First Available: 02/06/2013
Brand: MAHLE | Manufacturer: Perfect Circle
Dimensions: 0.00 x 0.00 x 0.00 Inches | Weight: 1.00 pounds
Warranty: Limited
See On Amazon #7
295P +.030 over size Pistons & Rings kit compatible with 1968-73 307 Chevy set of 8 (3.905" Bore)
Asin: B01AGYNDZI
Cast Oem Replacement Pistons And Matching Ring Set.
For Block Bored +.030" Or 3.905" Bore Diameter.
Features
- compatible replacements for 1968-73 Chevy 307 cid.
- For block bored +.030 or 3.905 Bore Diameter
- Cast OEM Replacement Pistons and matching ring set
- See more on Amazon...
Brand: Guardian Engine Kits | Manufacturer: Sealed Power/Perfect Circle
Dimensions: 9.00 x 20.00 x 10.00 Inches | Weight: 20.00 pounds
See On Amazon #8
Standard bore size Dish Top Pistons Rings Kit compatible with Mercury Mercruiser 140 Chevy Marine 3.0 3.0L 181
Asin: B01AIE46AC
Comp. Distance: 1.625" Pin Diameter: .928".
For Earlier Dish Top Pistons.
Ring Lands: 5/64"-5/64"-3/16".
Features
- Mahle or Hastings rings depending on availability!
- RING LANDS: 5/64-5/64-3/16
- COMP. DISTANCE: 1.625 PIN DIAMETER: .928
- For earlier dish top pistons
- See more on Amazon...
Brand: Guardian Engine Kits | Manufacturer: Sealed Power/TRW/Perfect Circle
Dimensions: 9.00 x 20.00 x 10.00 Inches | Weight: 6.00 pounds
Warranty: Replacement before installation
See On Amazon #9
1996-02 Chevy GMC 350 5.7 5.7L Vortec Engine Rering Kit Piston Rings & Bearings & Gaskets (std rods/std mains, std bore)
Asin: B01631PYUA
Main Bearing Set. Please Verify Size Needed Before Ordering..
Engine Gasket Set Depends On Availability At Time Of Purchase..
Rod Bearing Set. Please Verify Size Needed Before Ordering..
Features
- Piston Ring Set---1.5mm x 1.5mm x 3.0mm ring grooving
- Rod Bearing Set. Please verify size needed before ordering.
- Main Bearing Set. Please verify size needed before ordering.
- Engine Gasket Set depends on availability at time of purchase.
- See more on Amazon...
Brand: Guardian Engine Kits | Manufacturer: Victor Reinz, King Bearings, Fel-Pro, Perfect Circle
Dimensions: 6.00 x 32.00 x 14.00 Inches | Weight: 6.00 pounds
See On Amazon #10
Speed Pro Hypereutectic Pistons & Moly Rings Combo compatible with 1996-2002 Chevy 350 Vortec 5.7L H815DCP (4.00" bore)
Asin: B019D1LRJ4
Good For Street/Strip Or Light Race.
Compatible Replacements For Chevrolet 350Ci V-8 Vortec - 4.000" Bore (At Standard).
Dish With 4 Valve Relief.
Piston And Moly Ring Set 4.00" Standard Bore Size.
Features
- For Standard 4.00 Bore engines
- Piston and Moly Ring Set 4.00 Standard Bore Size
- Good for street/strip or light race
- Dish with 4 valve relief
- Compatible replacements for Chevrolet 350ci V-8 Vortec - 4.000 bore (at STANDARD)
- See more on Amazon...
Brand: Falcon Performance | Manufacturer: Sealed Power/Perfect Circle
Dimensions: 6.00 x 16.00 x 8.00 inches
See On Amazon #11
Speed Pro H693CP Hypereutectic compatible with Chevy Big Block 7.4 454 22cc Dome Pistons & Moly Rings Kit. Click size needed before placing in Cart! +.060" or 4.310" bore
Asin: B010GLRERY
+22Cc Domed Head .230" High W/2-Valve Reliefs.
4.310" Bore Diameter @ +.060" Over Size.
For Stock Length 6.135" Rods Press-Fit Or Floating.
Features
- CLICK ON BOX FOR OVER SIZE NEEDED BEFORE ADDING TO CART
- For stock length 6.135 rods Press-fit or floating
- +22CC Domed head .230 high w/2-valve reliefs
- 4.310 Bore Diameter @ +.060 Over size
- See more on Amazon...
Brand: Falcon Performance | Manufacturer: Sealed Power/Perfect Circle
See On Amazon #12
Engine Rebuild Kit compatible with Mercruiser Marine 140hp Chevy 3.0L, For engines with 1 piece rear main seal. Please see description.
Asin: B011AGF6PQ
Over Sizes Available. Please Message Us To Verify Availability Before Ordering..
These Engines Are Commonly Referred To As A 140Hp..
Features
- Replacements for Mercruiser 140 Chevy 3.0 3.0L
- These engines are commonly referred to as a 140HP.
- Over sizes available. Please message us to verify availability before ordering.
- See more on Amazon...
Brand: Guardian Engine Kits | Manufacturer: Victor Reinz, King Bearings, Fel-Pro, Cloyes, Perfect Circle, Melling,
Dimensions: 8.00 x 30.00 x 14.00 Inches | Weight: 6.00 pounds
See On Amazon #13
Perfect Circle 40564CP.030 Moly Piston Ring Set
Asin: B002WBIUBG | Model: 40564CP.030 | PartNumber: 40564CP.030 | Ean: 0725975137833 | UPC: 725975137833
Country Of Origin : United States.
Part Number: 40564Cp030.
Package Weight : 1.2 Pounds.
Features
- Package Dimensions: 10.25 L x 2 H x 5.25 W (inches)
- Package Weight : 1.2 pounds
- Country of Origin : United States
- Part number: 40564CP030
- See more on Amazon...
Brand: MAHLE | Manufacturer: Perfect Circle
Dimensions: 24.00 x 123.00 x 63.00 inches | Weight: 1.00 pounds
See On Amazon #14
+.030 over Hypereutectic Pistons & Moly Rings Combo compatible with 1996-2002 Chevy 350 Vortec 5.7L engine. 4.030" bore diameter
Asin: B019D1LRJY | Model: H815DCP KIT 30 | PartNumber: H815DCP KIT 30
Dish With 4 Valve Relief. Lock Rings For Floating Pins Not Included..
Chevrolet 350Ci V-8 Vortec - 4.030" Bore Diameter.
For Engines Bored +.030" Over Sizes Or 4.030" Bore.
Features
- Compatible replacements for 1996-2002 Chevrolet GMC Trucks with the 5.7L Vortec VIN Code "R"
- For Engines Bored +.030 Over sizes or 4.030 Bore
- Dish with 4 valve relief. Lock rings for floating pins not included.
- Chevrolet 350ci V-8 Vortec - 4.030 bore Diameter
- See more on Amazon...
Brand: Falcon Performance | Manufacturer: Sealed Power/Perfect Circle
Dimensions: 6.00 x 18.00 x 9.00 Inches
See On Amazon #15
Sealed Power +.030 Pistons & Rings combo Set of (6) compatible with 1996-2006 Jeep Cherokee Wagoneer 4.0 4.0L 242. (+.030 over or 3.905" bore)
Asin: B011D59IQW
For Blocks Bored +.030" Over Size..
Mahle Or Hastings Rings Depending On Availability..
Ring Lands: 1.50Mm-1.50Mm-4.00Mm Comp. Distance: 1.592" Pin Diameter: .931".
Features
- HEAD TYPE: Recessed head .116" deep
- RING LANDS: 1.50mm-1.50mm-4.00mm COMP. DISTANCE: 1.592 PIN DIAMETER: .931
- For Blocks bored +.030 over size.
- Mahle or Hastings rings depending on availability.
- See more on Amazon...
Brand: Falcon Performance | Manufacturer: Sealed Power/Perfect Circle
See On Amazon #16
Re-Ring Engine Kit Compatible with SBC Chevy 400 1970-1980 Gaskets, Bearings & Rings
Asin: B01636809M
Mahle Or Fel-Pro Gaskets Depending On Availability..
Mahle Or Hastings Rings Depending On Availability..
Mahle Or Kings Bearings Depending On Availability.
Features
- Over Sizes available. Please message to verify availability before ordering.
- Mahle or Kings bearings depending on availability
- Mahle or Fel-pro Gaskets depending on availability.
- Mahle or Hastings rings depending on availability.
- See more on Amazon...
Brand: Yonune | Manufacturer: Victor Reinz King Bearings Fel-Pro Perfect Circle
Dimensions: 3.00 x 24.00 x 14.00 Inches | Weight: 45.00 pounds
See On Amazon #17
Perfect Circle 214-1078 Engine Rocker Arm Kit
Asin: B0049FX0G8
Quantity Unit: Box Of 1.
Part Description: Engine Rocker Arm Kit.
Brand: Perfect Circle | Manufacturer: Perfect Circle
See On Amazon #18
Speed Pro Hypereutectic Coated Dome .125" Pistons MOLY Rings compatible with Chevy 350 5.7L. Click over size needed before placing in Cart! (4.040" Bore .040")
Asin: B01GU88B7Y
Stock 5.700" Length Rods Stock 3.480" Stroke. Press-Fit Or Floating.
For 4.040" Bore Diameter.
Replacements For Chevrolet 350 5.7L V-8 With Domed Head .125" High.
Features
- CLICK ON BOX FOR OVER SIZE NEEDED BEFORE ADDING TO CART
- Replacements for Chevrolet 350 5.7L V-8 with Domed head .125 high
- Stock 5.700 length rods Stock 3.480 stroke. Press-fit or floating
- For 4.040 Bore Diameter
- See more on Amazon...
Brand: Falcon Performance | Manufacturer: Sealed Power Perfect Circle
Dimensions: 5.00 x 16.00 x 8.00 Inches | Weight: 13.00 pounds
See On Amazon #19
Set of (8) Cast +.030" over Flat Top Pistons & Cast Rings compatible with Chevy 327 (4.030" Bore Diameter)
Asin: B01346Y318 | Model: 310AP-KIT 30 | PartNumber: 310AP-KIT 30
Compatible With 1962-69 Chevrolet 327Ci Small Block V-8 Engine.
Mahle Or Hastings Rings Depending On Availability.
Features
- For blocks Bored +.030 Over size or 4.030" Bore Diameter
- Mahle or Hastings rings depending on availability
- compatible with 1962-69 Chevrolet 327ci small block V-8 engine
- See more on Amazon...
Brand: Falcon Performance | Manufacturer: Sealed Power/Perfect Circle
Dimensions: 6.00 x 18.00 x 8.00 Inches | Weight: 11.00 pounds
Warranty: Replacements before installation
See On Amazon #20
Flat Top Pistons & MOLY Rings +.030" Over Size compatible with Mercruiser Chevy Marine 5.7L 350 cid Hypereutectic (4.030" Bore)
Asin: B077K7JPZC
Brand: Guardian Engine Kits | Manufacturer: Sealed Power Perfect Circle
Dimensions: 9.00 x 20.00 x 10.00 Inches | Weight: 18.00 pounds
See On Amazon #21
Re-Ring Rering Overhaul Kit with tri-Metal Bearings Gaskets & Seals Compatible with 1968-84 SBC Chevy 350
Asin: B01NBZ0XIH
Tri-Metal Rod And Main Bearings..
Over Sizes Available. Please Message Or Call With Specific Sizes Needed To Verify Availability Before Ordering..
Features
- Compatible replacement for 1969-79 Chevrolet 350ci (5.7L) small block V-8 engines
- Over Sizes available. Please message or call with specific sizes needed to verify availability before ordering.
- Tri-metal rod and main bearings.
- See more on Amazon...
Brand: Guardian Engine Kits | Manufacturer: Fel-Pro Perfect Circle Clevite77 Bearings
Weight: 5.00 pounds
See On Amazon #22
Speed Pro L2166NF Forged Pistons & Moly Rings Combo Compatible with 1962-69 Chevy Small Block 327 (4.030" Bore). Click on Size Needed.
Asin: B01DAXBT6C | Model: L2166NF-KIT | PartNumber: L2166NF-KIT
Perfect Circle Rings. Press Fit Pins Only.
For 3.25" Stroke Crankshafts..
For Engine Blocks Bored +.030" Over Size.
Features
- CLICK OVER SIZE NEEDED BEFORE PLACING IN CART
- For engine blocks Bored +.030 Over size
- Perfect Circle Rings. Press Fit Pins Only
- For 3.25 Stroke crankshafts.
- See more on Amazon...
Brand: HOEUJIA | Manufacturer: Sealed Power Perfect Circle
Dimensions: 4.00 x 18.00 x 8.00 Inches
Warranty: Replacement befor installation
See On Amazon #23
4.250" Standard Bore diameter Hypereutectic Coated skirt .340" high (+30cc) Dome Pistons & Moly Rings Kit compatible with Chevy 7.4L 454
Asin: B01AO0VZBS
Press-Fit Or Floating Pin. 4.250" Std Bore Diameter.
Hastings Or Mahle Rings Depending On Availability!!.
For Stock Length 6.135" Rods.
Features
- Replacements for 454 Chevrolet Standard 4.250" Bore Diameter. Domed head .340" high (30cc) w/2-valve reliefs.
- For stock length 6.135 rods
- Press-fit or floating pin. 4.250 STD Bore Diameter
- Hastings or Mahle Rings depending on availability!!
- See more on Amazon...
Brand: Falcon Performance | Manufacturer: Sealed Power/Perfect Circle
Dimensions: 6.00 x 18.00 x 10.00 Inches
See On Amazon #24
Sealed Power +.020 Pistons & Rings combo Set of (6) compatible with 1996-2006 Jeep Cherokee Wagoneer 4.0 4.0L 242. (3.895" bore)
Asin: B011D59J2A
For Engines Bored +.020 Over Size.
Mahle Or Hastings Rings Depending On Availability..
Rings: 1.50Mm-1.50Mm-4.00Mm, Comp. Distance: 1.592", Pin Diameter: .931".
Features
- Head Type: Recessed head .116" deep
- Rings: 1.50mm-1.50mm-4.00mm, COMP. DISTANCE: 1.592, Pin Diameter: .931
- For engines bored +.020 Over size
- Mahle or Hastings rings depending on availability.
- See more on Amazon...
Brand: Falcon Performance | Manufacturer: Sealed Power/Perfect Circle
Dimensions: 4.00 x 10.00 x 7.00 Inches
See On Amazon #25
(8) Speed Pro Chevy 350 5.7 Hypereutectic Coated Skirt Dish Piston & Moly Ring Set. Click on Size Needed Before Placing in Cart! (4.030" bore)
Asin: B011CNBB1A
Includes Mahle Or Hastings Moly Ring Set Depending On Availability!.
These Pistons Can Be Free Floated! Lr63 Locks Rings Not Included!.
For Blocks Bored +.030 Over Size..
Compatible With 1968-90 Chevrolet 350Ci V-8 - 4.030 Bore Diameter.
Features
- CLICK ON BOX FOR OVER SIZE NEEDED BEFORE ADDING TO CART
- Compatible with 1968-90 Chevrolet 350ci V-8 - 4.030 bore diameter
- Includes Mahle or Hastings Moly ring set depending on availability!
- For blocks bored +.030 over size.
- These pistons can be free floated! LR63 locks rings Not included!
- See more on Amazon...
Brand: Falcon Performance | Manufacturer: Sealed Power/Perfect Circle
Dimensions: 6.00 x 14.00 x 8.00 Inches
See On Amazon #26
Engine rebuild kit compatible with 1968-79 Chevy 350 5.7L rings timing oil pump bearings Gskts
Asin: B01MTELOSE
Compatible With1968-79 Chevy 327 (Large Journal) & 350 5.7L.
Features
- Over Sizes available. Please verify availability before ordering.
- compatible with1968-79 Chevy 327 (large Journal) & 350 5.7L
- See more on Amazon...
Brand: Guardian Engine Kits | Manufacturer: King Engine Bearings Fel-Pro Perfect Circle Melling Cloyes
Weight: 6.00 pounds
See On Amazon #27
Engine Rering Kit compatible with 1986 87 88 89 Ford Mustang 302 5.0 HO gaskets bearings rings
Asin: B01ITRJ006
Compatible Replacements For 1986-89 Ford Passenger Car 302 5.0L Ho Engines.
Features
- Over Sizes available. Please message to check avaialbility before ordering!
- Compatible replacements for 1986-89 Ford passenger car 302 5.0L HO engines
- See more on Amazon...
Brand: Guardian Engine Kits | Manufacturer: Victor Reinz King Bearings Fel-Pro Perfect Circle Hastings
Dimensions: 5.00 x 24.00 x 16.00 Inches | Weight: 15.00 pounds
See On Amazon #28
Master Engine Rebuild Kit compatible with Mercruiser Chevy 3.0 181 Marine 140hp Flat Top Pistons. For engines with 1 piece rear main seal
Asin: B01GGOCDAS
Flat Top Pistons.
Over Sizes Available. Please Message Seller To Verify Availability Before Ordering..
For Engines With 1Pc Rear Seal Crankshafts, See Images!.
Features
- NEED TO KNOW THE ROD BEARING WIDTH 0.842 OR 0.713 INCHES
- For Engines with 1pc rear seal crankshafts, see images!
- Flat Top Pistons
- Over sizes available. Please message seller to verify availability before ordering.
- See more on Amazon...
Brand: Guardian Engine Kits | Manufacturer: Victor Gaskets King Engine Bearings Perfect Circle Rings Melling Sealed Power Pistons
Weight: 28.00 pounds
See On Amazon #29
Master Rebuild Kit compatible with 1968-69 Chevy 327 engine Nova Corvette pistons rings bearings gaskets Torque cam PLUS!!
Asin: B01N8S5PKK
Over Sizes Available. Please Message Or Call To Verify Size Needed Before Ordering!.
Features
- compatible with GMC Chevrolet for 327 1968-1969 (large journal) car and trucks
- Over sizes available. Please message or call to verify size needed before ordering!
- See more on Amazon...
Brand: Guardian Engine Kits | Manufacturer: Victor Reinz King Engine Bearings Fel-Pro Perfect Circle Melling Cloyes Sealed Power
Weight: 42.00 pounds
See On Amazon