DIY Renesis Engine Rebuild Resource

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Parts & Links

Engine Parts

Part Name Part Description Price Manufacturer Notes
Apex Seal Mazdatrix High Performance Ceramic Apex Seals $2327.5 Mazdatrix Ceramic high performance apex seals
Apex Seal Goopy High Performance Apex Seal $300 Goopy High performance shatter resistant for boosted applications
Apex Seal Atkins Cryogenically Treated Apex Seals $249 Atkins Rotary Cryogenically treated, developed by rotary racer David Atkins
Apex Seal Stock OEM Apex Seals $320.40 Mazda Stock apex seals manufactured by the original equipment manufacturer
Side Seals Stock OEM Side Seals $264.24 Mazda Stock side seals manufactured by the original equipment manufacturer
Side Seals Atkins Cryogenically Treated Side Seals $272 Atkins Rotary Cryogenically treated, developed by rotary racer David Atkins
Corner Seals Atkins Cryogenically Treated Corner Seals $119 Atkins Rotary Cryogenically treated, developed by rotary racer David Atkins
Corner Seals Stock OEM Corner Seals $193.44 Mazda Stock corner seals manufactured by the original equipment manufacturer
Rotor Housing Stock OEM Rotor Housing $698 Mazda Stock Rotor Housing
Rear Housing Stock OEM Rear Housing $527.62 Mazda Stock Rear Housing
Intermediate Housing Stock OEM Intermediate Housing $623.10 Mazda Stock Intermediate Housing
Front Housing Stock OEM Front Housing $545 Mazda Stock Front Housing
External Gasket Kit OEM External Gasket Kit $99.25 Mazda All the gaskets you will need after the tension bolts are torqued
Engine O-ring Kit Atkins Internal O-ring kit $160 Atkins Rotary Uses Atkins’s proprietary brown water jacket seals. Claims to withstand temps of 150 degrees over stock and multiple uses. Contains all of the soft seals in the sealed engine
Engine O-ring Kit Stock OEM O-ring kit $266.34 Mazda OEM Internal O-Ring Kit. Contains all of the soft seals contained in the sealed engine.
Pilot Bearing Remover Atkins Pilot Beraing $12 Atkins Rotary Atkins Rotary Pilot Bearing
Apex Seal Spring Short Apex Seal Springs $41.28 Mazda OEM Apex Seal Short Springs
Apex Seal Spring Long Apex Seal Spring $44.22 Mazda OEM Apex Seal Long Springs
Side Seal Springs OEM Side Seal Springs $64.32 Mazda OEM Side Seal Springs
Corner Seal Springs OEM Corner Seal Springs $34.68 Mazda OEM Corner Seal Springs
Cutoff Ring OEM Oil Scraper Ring $139 Mazda OEM Oil Scraper Ring
Cutoff Ring Spring OEM Oil Scraper Ring Spring $26 Mazda OEM Oil Scraper Ring Spring
Oil Control Rings OEM Oil Control Rings $388 Mazda OEM Oil Control Rings
Oil Control Ring Springs OEM Oil Control Ring Springs $47.50 Mazda OEM Oil Control Ring Springs
Rotor Bearing Driver OEM Rotor Bearing $94.50 Mazda OEM Rotor Bearing
Main Bearing Driver OEM Stationary Bearing $150 Mazda OEM Stationary Bearing

General Engine Rebuilding Tools

Description Price
Machinist Straight Edge $38.99
Machinist Straight Edge $85.17
Bearing Press $134.99
Parts Washer $149.99
54mm Socket $22.99
Outside Micrometer varies
Inside Midrometer $20.99
Dial Indicator $29.99
Torque Wrench $19.99
Feeler Gauges $4.99

Rebuilders

Rebuilder Name Base Rebuild Price
Rotary Resurrection $1,600
Banzai Racing $1,500
Lucky 7 Racing $2,200
Chips Motorsports $1,800
Pineapple Racing $4,495
Rotary Engine.com Inquire for Price
Atkins Rotary $4,499

Feeling uneasy about completing your own rebuild? Here is a list of known rebuilders and base list prices for their rebuild services. Please note that many rebuilds will require new rotor housings, and the most rebuilders do not reflect that cost in their quoted base rebuild price.